lab exam I

How should you act in the laboratory?

In a respectful manner

What should do with all written and verbal instructions?

Follow them

Can you work alone in the lab?

No

When can you touch the materials in the lab?

When you are instructed to do so

What is prohibited in the lab?

Food, drinks, and gum

Laboratory glassware should not be used as . . .

Containers for food and drinks

What should you never do in the lab?

Horseplay, practical jokes, and pranks

What should be kept clean at all times?

Work areas and aisles

What should you bring to the lab?

Lab instructions, worksheets, and reports

What locations should you know?

First aid kit, eyewash station, safety shower, fire extinguisher, fire blanket, fire alarm, and exits

What is a fume hood used for?

Used when working with poisonous vapors and substances

Where should chemical waste be disposed?

In the proper waste containers, not the sink

What to do during a fire drill?

Containers are closed, gas valves, fume hoods, and electrical equipment turned off

How to hold sharp instruments

Tips must be pointing down and away, and cut away from your body

Dress code in the lab

Safety goggles, lab aprons, no contact lenses, long hair, dangling jewelry, loose clothing, and sandals

What happens during an accident or injury?

Inform the instructor and yell "Code one, Code one"

What happens when chemicals get in your eyes?

Flush with running water for 20 minutes at the eyewash station

How to handle chemicals

Check labels, don't put the chemicals back, use pipettes, keep them at the lab

How to handle glassware and equipment

carry glass vertically, never handle broken glass, fill wash bottles with distilled water, examine glassware before each use, do not put hot glass in cold water

How to handle heat substances

never leave a lit burner unattended, never look in a container being heated, put your hand close to the substance before touching it