Industry/biology

Boiler A boiler is a closed vessel in which water or other fluid is heated. The fluid does not necessarily boil. The heated or vaporized...

Pipeline Long-term use of pipeline, pipe of oil sludge, rust, scale and curing makes the original diameter smaller; Tube silt deposition to produce hydrogen sulfide...

Ballast Water Ballast water discharges by ships can have a negative impact on the marine environment. Ballast water discharge typically contains a variety of biological...

Sewage Sewage is a water-carried waste. It consists mostly of greywater (from sinks, tubs, showers, dishwashers, and clothes washers), blackwater (the water used to flush...

Water Drinking water, also known as potable water or improved drinking water, is water that is safe to drink or to use for food preparation,...