www.bbcnoun.com.ng EMT307 7/10 Major parasitic diseases include ________ all Major water pollutants are _________________ all Hazardous wastes are ________ all Peroxyacetylene denotes ________ POA Implication of pollution can be ________ social Examples of non biodegrable chemicals are ________ all Lead can get into water through ________ lead pipe Examples of parasites are _________________ G. lamblia Oil and chemicals derived from oil are used for ________ all Organisms living in water can reduce ________ oxygen contents