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Introduction Mercury
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The Magic Metal- Mercury and It’s Hidden Dangers
Play Video The Magic Metal- Mercury and It’s Hidden Dangers
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Introduction Developed for Western Wayne County Fire Department Mutual Aid Association For First Responders Community
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Introduction to Mercury
Mercury Physical Properties Mercury Exposure and Health Effects Who to Notify if a Mercury Spill Occurs Mercury Spills: All Eyes on You Mercury Awareness Case Studies
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Prevention and Reduction
Mercury in Your Home Mercury in Schools Mercury in Healthcare Industry Mercury for Religious and Medicinal Purposes Mercury in Agriculture, Commerce, and Industry Mercury Disposal Options
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Spill Response Initial Actions Small Spill Information
Large Spill Information Resources and Responsibilities Funding and Grants Monitoring Instruments Air Sampling Method and Equipment OSPPERA Quick Reference Guide
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General Reference Information
Web Resources for Mercury Information Multi-Media Mercury Information Boilerplate SOG’s on Mercury Mercury Q & A Contractor list Check list
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Mercury- Periodic Table
Play Video Mercury- Periodic Table
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What is mercury? Naturally occurring metal Shiny, silver-white
Odorless liquid at room temperature Vapor is odorless and colorless Insoluble in water Mercury is also known as “Quicksilver” or “Liquid Silver”
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Types of mercury: Elemental mercury Inorganic mercury or mercury salt
Organic mercury (most commonly from methyl mercury)
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Physical Properties of Elemental Mercury:
Symbol: Hg Atomic mass:200.59 Boiling point:674.6 Freezing point:-38.2 Specific gravity: 13.5 Vapor pressure: mm Hg Vapor density:6.93
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Mercury Exposure and Health Effects
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How can I be exposed to mercury?
Common routes Inhalation Ingestion absorption Common exposure pathways Eating fish or shellfish vapors in air from spills, incinerators, and industries Absorption through the skin
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How can mercury affect my health?
Short-term exposure Lung damage, nausea, vomiting, diarrhea, increases in blood pressure heart rate, skin rashes, and eye irritation Effects may be delayed.
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How can mercury affect my health?
Long-term exposure Permanently damage the central nervous system, kidneys, and developing fetuses. Symptoms may include irritability, tremors, weakness, cognitive disturbances, and memory problems
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Is there a medical test to determine mercury exposure?
Blood or urine samples are used to test for exposure to mercury For more information, visit
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Who to Notify if a Mercury Spill Occurs
Quick notification first step in cleaning up the mercury Spill occurs Business, Residence, environment “reportable quantity” of 1 pound (slightly over 2 tablespoons)
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Who to Notify if a Mercury Spill Occurs
National Response Center National Response Center:(800) EPA, USCG Michigan Department of Environmental Quality 24 hour Pollution Emergency Alert System (PEAS) (800) Local health department Fire department
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Mercury Awareness Case Studies
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Mercury Awareness Case Studies
1989 Lincoln Park, Michigan first residential mercury emergency responses in U.S. EPA Region 5. individual was smelting dental amalgams in his home to recover silver released high levels of mercury vapors four adult residents died
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Mercury Awareness Case Studies
1989 Lincoln Park, Michigan Initial cleanup activities consisted of using charcoal filters to remove mercury vapors from the air. After 1 month, 70 pounds of mercury were removed from the air, and the decision was made to demolish the house. total clean-up cost was more than $325,000.
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Mercury Awareness Case Studies
1993 Nova, Ohio rental property family recently moved into discovered mercury spilled throughout the basement mother was misinformed that mercury was not dangerous as long they didn’t touch it
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Mercury Awareness Case Studies
1993 Nova, Ohio three children required chelation therapy. 8 fluid ounces of mercury has spilled All possessions in the house were disposed of treated with a mercury vapor suppressant sealed with epoxy paint and the basement floor was sealed with concrete.
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Mercury Awareness Case Studies
1993 Nova, Ohio 6 months, the house was heated and vented to further reduce mercury vapor concentrations. family still suffers from long-term health effects total clean-up cost was more than $225,000
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Mercury Awareness Case Studies
1999 Centreville, Michigan foster family made numerous trips to the hospital with 4- and 6-year-old children to diagnose unexplained symptoms Physician recognized the symptoms as possible mercury poisoning and tested other family members 6-year-old was placed in intensive care for over 1 month due to hypertension.
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Mercury Awareness Case Studies
1999 Centreville, Michigan EPA discovered mercury contamination at the family’s residence. Cleanup activities were conducted over 1 month and consisted of removing elemental mercury using a specialized vacuum, decontaminating and sealing affected areas of the basement, and heating and venting the house.
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Mercury Awareness Case Studies
1999 Centreville, Michigan total clean-up cost was approximately $63,000
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Mercury Awareness Case Studies
2002, Private Residence, Ohio thermometer was dropped and broke on a wooden floor, spreading mercury beads throughout the living room. husband and wife 6 months pregnant 2-year old husband cleaned up the visible mercury used his vacuum cleaner
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Mercury Awareness Case Studies
2002, Private Residence, Ohio vapor levels in the home exceeded the safe limits contractor recovered mercury beads from the joints of the wooden floor Mercury vapor suppressant chemicals were used to clean the floor
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Mercury Awareness Case Studies
2002, Private Residence, Ohio family vacuum cleaner, an area rug, and the shoes were discarded. total cleanup cost was less than $1,000
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Mercury in Your Home
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Mercury in Your Home Thermostats Dental amalgams Light switches
Thermometers Fluorescent lights Batteries Appliance switches Toys
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Knowing which products contain mercury and handling them properly will limit the risk of mercury exposure.
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Lighting Products Containing Mercury
Fluorescent bulbs environmentally friendly energy-efficient last longer kitchen, workshop, garage, and other home lighting Metal halide bulbs Street lights, security, and floodlights
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Lighting Products Containing Mercury
High-pressure sodium bulbs street, security, and floodlights Neon bulbs used in novelty lounge, and retail store lighting. Automotive headlamps characteristic blue tint when lit
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Lighting Products Containing Mercury
Dispose of mercury-containing bulbs recycling site Mercury-containing bulb recyclers are identified at the following website:
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Mercury in Medical Supply
Thermometers silver liquid in thermometers different-colored liquid (usually red) contain alcohol, not mercury Blood pressure cuffs
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Mercury Thermometer Rite-Aid
stop selling mercury thermometers Michigan banded sales of mercury thermometers, thermostat, blood pressure devices and medical devices. 1997 For more information, visit
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Mercury Thermostat Mercury-containing tilt switches
more than 40 years Many older thermostats and some current ones use switches containing mercury. Michigan band
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Appliance Switches Gas-fired appliances Switches
stoves, ovens, water heaters, clothes dryers, furnaces, and space heaters Switches Clothing irons, top loading freezers, and washing machines may use switches containing mercury
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Toys Containing Mercury
Barometers weather instrument Old chemistry sets and mercury mazes Children's’ chemistry sets were once sold with liquid mercury the mercury maze, contains a drop of mercury that is moved through the maze
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Other Items with Mercury
Batteries contain mercuric oxide All shapes and sizes commonly used in calculators, cameras, hearing aids, and watches Lighted athletic shoes Pre-1997 tennis shoes with light-up soles contain mercury
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Other Items with Mercury
Paint latex paint made before 1990 Microwave ovens Bulbs-older ovens Disinfectants Pesticides before 1990
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Household Hazardous Waste Collection Facilities
For more information, please visit
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Mercury in Schools
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Mercury in Schools 1997 study Children exposed to mercury
CDC Children exposed to mercury muscle tremors, irritability, personality changes, mental retardation, neurological damage, impairment of language, attention and memory loss, and even death. Trouble learning
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Mercury in Schools Cleanup in schools are expensive
$1,000- $130,000 to clean-up easily and rapidly spreads through a school, creating an immediate health issue Spills have occurred Because of mercury in the school or from outside (someone brought into the school)
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Mercury in Schools To reduce mercury in schools Know where to find it
Science classrooms Nurse stations, Maintenance rooms (electrical and heating) Kitchens (thermometers) What to look for Containers of mercury Thermometers containing silver liquid (laboratory and medical) Barometers Sphygmomanometers (blood-pressure measuring device) Fluorescent lamps Mercury switches (light and float control) Older fungicides and pesticides
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Mercury in Schools Reduce the presence of mercury
Teacher Awareness and Education educate students, other teachers, and administrators about the health hazards of mercury Promote proper management and recycling Prevent mercury spills Promote alternative products
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Mercury in Schools What to do in case of a spill?
Leave the spill area, and keep others out. Close inside doors and open outside windows Turn down the heat, and turn off air conditioning or fans Do NOT clean up the spill with a vacuum cleaner Notify the appropriate authorities.
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Mercury in Healthcare Industry
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Hospitals and Clinics Mercury spills have occurred in clinics and hospitals Where do I look? Examination and surgical rooms Nurse Stations Cafeterias (thermometers) Laboratories and chemistry rooms
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Hospitals and Clinics What to look for? Laboratory chemicals
Mercury thermometers (laboratory and medical) Mercury barometers Mercury gauges Sphygmomanometer (blood pressure device) Gastrointestinal tubes Fluorescent and high-intensity discharge lamps Pharmaceutical products
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Hospitals and Clinics In Michigan, Blood Pressure Device Sales/Use Ban: Public Act 493 of 2006: prohibits the sale of mercury-added blood pressure devices by January 1, 2008 and their 'use' by January 1, 2009.
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Hospitals and Clinics Also, Medical Devices Sales Ban Public Act 494 of 2006 : Public Act 494 of 2006 bans the sale of esophageal dilators, bougie tubes and gastrointestinal tubes that contain mercury or mercury-compounds beginning January 1, 2009.
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Hospitals and Clinics Information on this and other programs can be obtained at the following websites:
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Mercury in Healthcare Industry
Mercury from dental offices enter the environment? Mercury-containing amalgam particles rinsed down drains, sink traps Amalgam particles in a Bio-bags incinerated Amalgam particles in ordinary trash Non-hazardous waste landfill
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Mercury in Healthcare Industry
Dental Mercury Amalgam Separators Public Act 503 of 2008 requires that on or before December 31, 2013, Dentists shall install or have installed separator in all drains
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Mercury in Healthcare Industry
For more information on best management practices, visit
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Mercury for Religious and Medicinal Purposes
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Mercury for Religious and Medicinal Purposes
Folk medicine Believe to bring luck in love, money, health, and to ward off evil. Religions use Santeria, Palo, Voodoo, Wick, and Espirtiemso
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Mercury for Religious and Medicinal Purposes
Common dangerous uses of mercury in religion Carrying mercury in a sealed pouch Sprinkling mercury in a home or automobile Mixing mercury with bath water or perfume Burning devotional candles containing mercury
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Mercury for Religious and Medicinal Purposes
For more information, visit
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Mercury in Agriculture, Commerce, and Industry
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Mercury in Agriculture, Commerce, and Industry
Dairy farms Mercury-containing manometers Approximately 12 ounces Routinely maintenance Other sources Fungicides, mildewcides, latex paint, and outdoor fabric treatments (all pre-1995)
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Mercury in Agriculture, Commerce, and Industry
For more information, visit
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Commercial and Industrial Uses
Other sources Automotive industry, chemical manufacturers, food processors, laboratories, and paper mills.
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Mercury Disposal Options
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Mercury Disposal Options
Recycling Safely remove/reuse Hazardous Waste Cannot safely remove/reuse
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Mercury Disposal Options
Household Hazardous Waste Collection Programs communities and counties couple times per year Allow environmentally safe disposal hazardous, poisonous, and toxic household products
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Mercury Disposal Options
Products typically accepted Mercury, mercury-containing products including thermometers, thermostats, switches, and liquid mercury Paints, strippers, primers, varnishes, solvents, spray paint, and paint thinners Automotive fluids, including oil and antifreeze Garden chemicals, including pesticides, herbicides, and insecticides Lead acid batteries
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Mercury Disposal Options
Household Hazardous Waste Collection visit the following website:
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Spill Response
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Spill Response A. Initial Actions B. Small Spill Information
C. Large Spill Information D. Resources and Responsibilities E. Funding and Grants F. Monitoring Instruments G. Air Sampling Method and Equipment
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Initial Actions Actions that Should be Taken Do’s /Don'ts
minimize possible health impacts, spread of contamination, and associated clean up time
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Actions that Should be Taken aka Do’s
Immediately evacuate the area aka HOT ZONE Bag, and seal clothing and shoes Place the bag outdoors Secure location Wash exposed skin warm water and soap
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Initial Actions Ventilate the area Isolate vapors Notify
Open windows (caution) Turn off HVAC Isolate vapors prevent vapor migration to other rooms duct tape door Notify MDEQ,EPA, Local Fire Department, local health department
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Actions that Should not be Taken aka Don’ts
DO NOT allow anyone or any pets to enter the area. DO NOT attempt to vacuum spilled mercury DO NOT allow Firefighter in enter area Without chemical PPE DO NOT attempt to clean-up area Firefighter shouldn’t cleanup spill Unless they are willing to take responsibility
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Small Spill Information
Broken thermometer or thermostat grams = 1 droplet (pea size) Limited to a small area (contained) 4’ x 4’ area or less Cleaned up easily Within 1 hour
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Small Spill Information
Coordinated with MDEQ, EPA, local health department, and possibly the U.S. EPA Anything over > grams = 1 droplet (pea size) >uncontained area >4’ x 4’ area or more >1 hour
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Large Spill Information
> 3.0 grams Uncontained area’s Complicated clean-ups Require multi-agency response EPA, MDEQ, local / state health dept’s, EMA, fire department, hazardous materials unit Typically involves Referral, Removal, Replacement, Reoccupation
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Resources and Responsibilities
Each publicly funded department or agency has the responsibility for providing sensible and protective advice to concerned citizens, schools, and businesses. By understanding the basic protective measures presented in this manual, local responders can correctly advise community members and refer them, if necessary, to other experienced individuals as appropriate.
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Resources and Responsibilities
OSPPERA’s “Mercury Spill Response & Cleanup Guidance.” U.S. EPA Region 5 “Mercury Response Guidebook” Both Guidebooks included in the CD Internet
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Funding and Grants Local Government Reimbursement
Temporary emergency measures Releases or threatened releases of hazardous substances Eligible local governments up to $25,000 per incident
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Funding and Grants LGR Program Information is also available at
LGR Help Line at (800) or questions Information is also available at
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Funding and Grants Other Funding for Mercury-Related Projects
Great Lakes National Program Office's Great Lakes Program Funding Community Toolbox Children's Environmental Health Grants Communitytoolbox.org
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Insurance Claims Insurance policies vary significantly depending on the company and coverage. In case of a mercury spill, contact the insurance company to determine coverage and liability. Most Insurance policies don’t cover Mercury Spills
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Monitoring Instruments
Lumex RA-915+ Mercury vapor content in ambient air, water, soil, and natural and stack gases. Real-time measurement Read very levels atomic-absorption spectrometer Preferred
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Monitoring Instruments
Jerome Goldfilm sensor Mercury vapor in the air (High levels) Gold film becomes saturated, Regeneration mode
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Monitoring Instruments
Less common instruments VM-3000 Nippon EMP-1A
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Air Sampling Method and Equipment
National Institute of Occupational Safety and Health (NIOSH) Method 6009 for measuring mercury in air samples
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