Lab Safety Quiz 3

Flammable materials, like alcohol, should never be dispensed or used near

• an open door

• an open flame

• another student

• a sink

Tags

NGSS.HS-ETS1-3

If a laboratory fire erupts, immediately

• notify your instructor

• run for the fire extinquisher

• throw water on the fire

Approved eye protection devices (such as goggles) are worn inthe laboratory

• to avoid eye strain

• to improve your vision

• only if you don't have corrective glasses

• any time chemicals, heat, or glassware are used

If you don't understand a direction or part of a lab procedure, yo should

• figure it out as you do the lab

• try several methods until something works

• ask the instructor before proceeding

• skip it an go on to the next part

Personal eyglasses provide as much protection as

• a facesheild

• safety goggles

• splashproof chemicals goggles

• none of the above

In the laboratory the following should not be worn

• loose clothing

• dangling jewelry

• sandals

• all of the above

If an acid is splashed on your skin, was at once with

• soap

• oil

• weak base

• plenty of water

Horseplay or practical jokes in the laboratory are

• always against the rules

• ok

• not dangerous

• okay if you are working alone

When gathering glassware and equipment for an experiment you should

• read all directions carefully to know what equipment is necessary

• examine all glassware to check for chips or cracks

• clean any glassware that appears dirty

• all of the above

After completing an experiment, all chemical wastes should be

• left at your lab station for the next class

• disposed of according to your instructor's direction

• dumped in the sink

• taken home