Safety and Compliance Flashcards

A student is using a hot plate. After turning it off, how should they check if it is cool?

Answer: Hold a hand slightly above it to feel for heat

Feeling for radiating heat without contact avoids burns from a surface that looks cool.

What is the main purpose of a Safety Data Sheet (SDS)?

Answer: To provide hazard, handling, and first-aid information for a chemical

An SDS gives detailed information about a chemical's hazards and safe handling.

Which is the correct procedure when diluting an acid with water?

Answer: Add acid slowly to water

Adding acid to water prevents dangerous splattering from rapid heat release.

Why should students never eat or drink in a science lab?

Answer: Food or drinks could become contaminated with chemicals

Chemicals can contaminate food and drinks, leading to accidental ingestion.

A small fire starts in a beaker on a lab table. What is often the safest first step if trained and directed?

Answer: Cover the beaker to cut off oxygen and alert the teacher

Smothering a small container fire removes oxygen, and the teacher must be alerted right away.

What should students do with leftover chemicals at the end of a lab?

Answer: Dispose of them as the teacher directs

Proper disposal follows teacher instructions to prevent contamination and dangerous reactions.

Which of these is the best reason to read the entire lab procedure before starting?

Answer: To identify safety hazards and needed steps in advance

Reading ahead helps students anticipate hazards and follow steps correctly.