Which best describes proper disposal technique? a bin should be labeled “chemical wastes and hazardous waste.” a bin should be labeled “chemical wastes and broken glass.” students should know proper disposal of the chemicals they use. students can dispose of all chemicals in the sink.

''A bin should be labeled “chemical wastes and broken glass.”

Explanation:

The waste disposal is issue is the primary concern for the laboratory staff or others who daily work in labs. It should be done with utmost precaution and care.

Among the options given, ''A bin should be labeled “chemical wastes and broken glass.” is the correct option. This is because of the fact that chemical wastes can be hazardous. They can catch fire with air or may cause burns and injury if they accidentally come in contact with the skin. The broken glass may exhibit sharp edges which can be injurious. Therefore, the bin which contains either chemical wastes or broken glass must be labelled properly so as prevent hazards and injuries in the laboratory.

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