Who did wrong in the picture?
All of them
True or False: You should always keep your work area clean.
True
If you have long hair, what do you need to do?
Tie it up
What do we wear to protect our clothes when doing an experiment?
lab coat/ blouse
When should we eat in the lab?
Never
Describe the wrong actions in the picture?
Two boys are playing in the lab/ The girls didn't tie his hair up/ There're food and drink on the table.
Who is doing correctly in the picture?
Meredith