Which of the following is a good laboratory practice?

• Wear PPE only when handling chemicals.

• Leave containers open when not in use.

• Combine reagents in their proper order.

• Students can eat and drink inside the laboratory.

Give (1) one example of a biohazard in a science laboratory performing DNA extraction.

Identify the symbol.

• Flammable

• Corrosive

• Poison

• Radioactive

Dispose of all contaminated waste (e.g., used gloves) in the ___________ container or bin.

Out of the following, which symbol indicates a poisonous chemical?

• 
• 
• 
• 

Why do you think it's important to follow laboratory safety policies and procedures? (Provide a short response: a phrase or 1-2 sentences)

When hand washing, scrub your hands thoroughly for at least ___________.

Appropriate Personal Protective Equipment (PPE). (Select all that apply)

• Open toe shoes

• Laboratory coats

• Gloves

• Personal glasses

• Face shields

When the skin comes in contact with a chemical, the first and immediate action is to wash with _____________.

I can safely use chemicals or reagents with faded labels or labels falling off.

• TRUE

• FALSE