+1 vote
in Hazardous Waste Management by (63.0k points)
Which of the following hazardous waste is produced from the production of mineral acids?

(a) Spent pickling liquor

(b) Benzol acid sludge

(c) Spent catalyst

(d) Decanter tank sludge

The question was asked in an internship interview.

My question comes from Rules in section Hazardous Waste Rules of Hazardous Waste Management

1 Answer

0 votes
by (424k points)
Right option is (c) Spent catalyst

Explanation: Production of mineral acids produces process acidic residue, filter cake, dust and spent catalyst from the activity.

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