It should be poured down a drain. It should be poured into a recycling bin. It should be poured into a waste container. It should be placed in a hazardous materials disposal container.
I gave my students this multiple choice question: A solution of water and a nontoxic compound is produced in science class. What should be done with the solution when the demonstration is complete?

Only one answer is correct among these 4 choices:
- It should be poured down a drain.
- It should be poured into a recycling bin.
- It should be poured into a waste container.
- It should be placed in a hazardous materials disposal container.

Could you tell me which one is correct?

It should be poured into a waste container.