Lab Safety

Front

Long hair in the laboratory must be

Back

tied back or kept entirely out of the way with a hair band, hairpins, or other confining device

Front

You have been injured in the laboratory (cut, burn, etc.). First you should

Back

tell the science instructor at once

Front

When heating a substance in a test tube, where should the open end be pointed?

Back

away from all people

Front

If you do not understand a direction or part of a lab procedure, you should: skip it and go on to the next part, ask the instructor before proceeding, try several methods until something works, figure it out as you do the lab.

Back

ask the instructor before proceeding

Front

When should approved eye protection devices (such as goggles) be worn in the laboratory?

Back

Any time chemicals, heat, or glassware are used.

Front

When gathering glassware and equipment for an experiment, you should:
- Clean any glassware that appears dirty
- Examine all glassware to check for chips or cracks
- Read all directions carefully to know what equipment is necessary

Back

All of the choices

Front

In a laboratory, the following should not be worn: dangling jewelry, sandals, loose clothing.

Back

all of the answers

Front

The following footwear is best in the laboratory: shoes appropriate for the weather, open-toed shoes, closed-toed shoes, sandals.

Back

closed-toed shoes

Front

Horseplay or practical jokes in the laboratory are

Back

always against the rules

Front

If a piece of equipment is not working properly, stop, turn it off, and tell (Options: the science instructor, your best friend in the class, the custodian, your lab partner)

Back

the science instructor