Lab safety At Harold Peterson Safety is paramount

Look around Point to the fire exit. Locate the eye wash. Is there a fire extinguisher? Where are the functioning sinks ? Do the gas taps work ? Do the sinks at your station work ? Where are the electrical outlets ? Where can you store your books ? Where are the garbage cans? Where are beakers, test tubes, and supplies located? Can students enter ?

Labs with Mrs. Guilfoyle Always wait outside the door, until the teacher arrives. We don’t have lab coats, but covered shoes and long hair tied back are recommended. Safety goggles will be provided when lab work has heat or chemicals.

Turn to page 492 in text Read over the symbols for safety. Look around the room. Are any present ?

Quiz time number your page 1 to 10, name on. Write a, b, c, d on loose leaf to indicate your answers 1) Why is it important to know the names and appearance of lab equipment before doing laboratory work? A. So you will score higher on the lab test. B. So you can quickly obtain your laboratory supplies before lab. C. So you can follow the lab instructions clearly. D. So you can make sure everything has been cleaned before beginning the lab procedure. 2) What is the correct procedure to follow when smelling the odor of a chemical substance? A. Fan your hand over the substance toward your nose which should be directly over the beaker. B. Place your nose directly over the substance and take a big whiff. C. Fan your hand over the substance toward your nose which should be several centimeters away from the substance. D. Place your nose near the opening of the beaker and inhale

Quiz time 3)Which of the following is considered safety equipment in our classroom? A. Eyewash station B. First aid kit C. Fire extinguisher D. All of the above E. A and B only 4) What is the correct procedure for students to follow if a chemical is spilled: A. Stand back and advise the teacher of the spill. B. Run madly about the room. C. Splash large amounts of water onto the spill. D. Immediately ask to go to the restroom. E. Tell everyone that your friend did it and that "Ooooh, they are in BIG trouble!".

Quiz time 5) I can perform an experiment of my own when: A. When I am sure it is safe to do so. B. Whenever I want to. C. Only with permission from the teacher. D. Never. 6) Keeping the work area neat and clean is important because: A. Mrs. G is a neat-freak B. I won't lose my supplies in the clutter. C. It keeps the room from looking messy. D. It helps prevent accidents

Quiz 7) Disturbing other students in the laboratory with horseplay in the lab is: A. Helpful. B. Poor manners. C. Dangerous. D. The quickest way to do a job. 8) The most important thing in laboratory experiments is A. Getting done first. B. Getting the answer right. C. Safety. D. Penmanship.

Quiz last two questions 9) A spill can cause an accident. Clean up a spill: A. When you have time. B. After the teacher has told you 3 or more times. C. At the end of the lab. D. Immediately. 10)if you break glass such as a test tube… A) leave it and tell the teacher at the end of the lab. B) be responsible and clean it up yourself. C) blame the group next to you. D) don’t’ touch it and tell the teacher immediately.

What’s wrong?

What’s wrong with this picture ?

What’s wrong with these statements ? Hal says that his teacher is solely responsible for preventing laboratory accidents. Keshia started the lab activity before reading it through completely. Ricardo decided to do a lab activity that he read about in a library book before the teacher came into the classroom. Stephanie says that the safety goggles mess up her hair and give her raccoon eyes. She refuses to wear them. Barbie and Ken accidentally break a beaker full of some chemical. Instead of risking getting in trouble they quickly clean up the mess with paper towel and throw it in the garbage.

Time left ? Work with a partner to create a lab safety poster. Be colourful, neat, few words, simple pictures Put your names on the poster ! This will be due next class.