THE METHOD OF TREATING WASTE WATER

THE METHOD OF TREATING WASTE WATER Waste water can be treated using three methods: Physical method Waste can be treated by sedimentation, gravity etc. Chemical method Waste can be treated by Coagulation. Biological method Waste are treated by oxidation, activated sludge process, Aerated lagoons in which matters get settled down. To learn more, click her...

PHYSIO- CHEMICAL

PHYSIO- CHEMICAL The physio- chemical parameters of liquid waste and their effects as follows: ODOUR: Water is always pure without colour, smell or taste. The odour in water is caused by volatile substances associated with decomposed organic matter and gases. They have great values. COLOUR: The dissolved or colloidal substance of vegetable origin like iron and other substances are responsible for...

POLLUTION APPLICABLE TO THE PETROLEUM INDUSTRY

POLLUTION APPLICABLE TO THE PETROLEUM INDUSTRY In the petroleum industry there are three stages of pollution, which are during: Crude oil production/drilling The transportation of crude products from oil wells/Refineries to different geographical locations. Refining processes. Environmental pollution by the petroleum industry can be due to waste, solid, waste water and air pollutants. Waste...

EFFECT OF POLLUTION ON THE ENVIRONMENT

EFFECT OF POLLUTION ON THE ENVIRONMENT Environmental pollution have cause so much pains to human, it may cause damage to agricultural land, aquatic ecology, industrial property, human health. Environmental pollution causes global warming, climatic change, loss biodiversity, ozone layer depletion etc. Human health is affected in numerous ways. However heavy metals (Hg, Pb) cause metabolic malfunction...

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NOISE POLLUTION

NOISE POLLUTION Noise pollution is one of the challenges man is facing, since the time of Industrial Revolution. Every day in our environment noise continue to increased due to industries and mining processes in our environment. Man have try their best to put the level of noise in decibels produced, to at least 65 decibels in the environment of industrial locations. while in the process plant or...

WATER POLLUTION

WATER POLLUTION Water serves as food, and as well serves as source of cooking and cleaning agents to human. Water pollutants may be physical, biological or chemical in nature. Water is said to be polluted when there is adversely change in its quality. However, when oil/chemical is discharged directly or indirectly into a water bodies, that water body is said to be polluted. Looking at this...

LAND POLLUTION

LAND POLLUTION Land pollution involved soil degradation and soil contamination by hazardous solids or liquids dumped in the soil. The natural causes of land pollution or solid degradation emanates from whirlwind, tornadoes, earthquakes and sea or ocean surges. The used of excess pesticides and fertilizers cause pollution to the environment. There are many sources of land pollution due to deforestation,...

AIR POLLUTION

AIR POLLUTION The sources of pollution can be natural or man-made. i. Natural: Such as volcanic eruptions, sandstorms, wind storms, tornadoes and organic matters decay. All these make man uncomfortable in the environment and these pollutions are uncontrollable. ii. Man-made: Such as stationary combustion, industrial processes, solid waste disposal, "air pollutants" such as carbon monoxide,...