science lab safety rules: rule # 49

Science Lab Safety Rules: RULE # 49

• Always wash your hands for at least 20 seconds with soap and warm water before leaving the laboratory.

• WHY?• Well, let’s see why.

Materials: • lotion, glitter, bucket of water, hands

Procedure:

• Put about a nickel size dollop of lotion on your hands.

• Sprinkle a dash of glitter on one hand then rub hands together.

Procedure: • Go greet two other students at different

tables and shake their hands.

Procedure: • Stop. Look at your hands. What do you

observe? ( after the lab answer this question on PG4 of your science journal)

Procedure:

• Go back to your table and rinse off your hands in the bucket of water. What happened? What do you observe? ( after the lab answer these question on PG4 of your science journal)

Procedure: • Go wash with soap for 20 sec.

• *Why do we need to Always wash your hands for at least 20 seconds with soap and warm water before leaving the laboratory?

• ( after the lab answer this question on PG4 of your science journal)

• Clean up lab area and put away materials.• When is it important to wash your hands out

of the lab?