zachary, a lab instructor, is writing a safety contract that his chemistry class will use for an experiment…

zachary, a lab instructor, is writing a safety contract that his chemistry class will use for an experiment. he mentions that students should not eat or drink in the lab. which other item should also be included? do not wear hats in the lab. do not bring backpacks to the lab. do not open any windows in the lab. do not chew gum in the lab.
Answer
Brief Explanations:
In a chemistry lab, eating, drinking, and chewing gum pose risks like accidental ingestion of chemicals. Hats, backpacks, and window - opening are less directly related to chemical safety compared to gum - chewing.
Answer:
Do not chew gum in the lab.