SAFETY

Part 2

Safety Wear eye protection apron gloves

throwing objects is NOT allowed

you should always clean up your work area

Accidents never use a hand tool when others are standing within your safety zone

when using tools, do not wear loose, baggy clothing nor jewelry

never touch a spinning or rotating tool

never taste any substance nor object

Acids/Bases chemicals that release hydrogen or hydroxide ions when mixed with water, becoming corrosive

Chemicals Materials that may produce reactions leading to corrosion, noxious fumes, or other negative effects when used inappropriately

Combustibles any material that burns easily

Hand tools non-motorized implements used to do work in the lab

Hazardous waste materials that become toxic or could possible endanger species and the quality of the environment when released

Metals shiny, dense, malleable elements that can be toxic if ingested, inhaled in powder or vapor form, or taken in through the skin

MSDS Materials Safety and Data Sheet

contains information about chemicals purchased from a science supply vendor; lists all of the properties and possible hazards of the chemical

Organic compounds chemical compounds containing carbon, hydrogen, and often times oxygen bonded together

Safe environment teaching and learning conditions that promote and allow attitudes and procedures that avoid accidents and injury

Solvents materials that dissolve other chemicals

Toxins materials that are or may become harmful if taken into the body or released into the environment

Electrical Safety

any electrical circuit is a potential hazard

Unsafe Practices

using unsafe or defective tools or equipment

failure to de-energize equipment

using tools or equipment in an unsafe manner

working in hazardous places

Types of equipment frequently involved in electrical accidents :

motor driven equipment control devices portable electric tools switches panels

cutouts conductors plugs and fuses electric extension cords

Improperly Grounded ground wires are missing broken or improperly connected

What is the proper way to unplug or disconnect an electrical cord?

by the plug

It is unsafe to use a metal ladder while working on electrical equipment.