--subdivision Waste disposal under types of industries, industrial processes, and facilities, e.g. Construction industry--Waste disposal; Metals--Finishing--Waste disposal
Here are entered works on the substances which contaminate or degrade the environment. Works on the condition resulting from the action of environmental contaminants are entered under Pollution.
--subdivision Waste disposal under types of industries, industrial processes, facilities and institutions, e.g. Construction industry--Waste disposal; Metals--Finishing--Waste disposal; Universities and colleges--Waste disposal