solid pollutant

Normally, 85 percent of solid pollutants in the sewage are removed before it enters the water.

Small particles of solid pollutants in sewage that contribute to turbidity.

Increased Treatment Last April, North River began secondary sewage treatment, raising the level of solid pollutants removed to 85 percent from 60 percent.

Suspended solids are small particles of solid pollutants that float on the surface of, or are suspended in, sewage or other liquids.

Dust collectors are used in many processes to either recover valuable granular solid or powder from process streams, or to remove granular solid pollutants from exhaust gases prior to venting to the atmosphere.

Following a cabinet discussion of a report on the environmental situation, he said that since 1989 the emissions of solid pollutants had fallen by 12 per cent, sulphur oxides by 11 per cent and nitrogen oxides by 21 per cent.