Question

what is a requirement for storing chemicals?
a. chemical containers should be clearly labeled
b. chemicals should be stored where they will be used
c. used or spilled chemicals should be stored in the original container
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Explanation:

Chemical safety protocols emphasize clear labeling of containers for identification and safety. Storing chemicals where used (b) is impractical as many are hazardous and need specialized storage. Used/spilled chemicals (c) may be contaminated and shouldn't go back to original containers.

Answer:

A. Chemical containers should be clearly labeled