You have been tasked to assess a new laboratory for safety issues. The lab has a large amount  of benzene, hydrochloric acid, phenol, sodium hydroxide and toluene. Describe the (5) potential  hazards that can be associated with each chemical above, as well as the methods to control their  potential hazards in the lab.

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Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.