Pollution

What is Hard Water?

The water which gives low or no froth with soap and detergent is known as hard water. Hard water is due to...

Air pollution

Air pollution is the addition of poisonous gases like CO,  NO, NO2, SO3, SO2, O3, H2S dust, smoke and unburnt hydrocarbons like...

Alkalinity

Alkalinity is the water quality parameter that determines the presence of dissolved hydroxide, carbonates and bicarbonates in the water. These may either be present...

Acid rain

Especially in the industrial areas, countries are suffered by the harmful acid rain. The atmosphere is polluted by different oxides of non...

Chemical Oxygen Demand (COD) AND Dissolved Oxygen (DO)

Chemical   Oxygen Demand (COD)The chemical oxygen demand is defined as the amount of oxygen expressed in gram...

Water Pollution ll Sources and control Measures of water pollution

The state of deviation from the pure condition of water due to the mixing of foreign substances whereby its normal functions and...

Recent Articles

ETABS Shortcut keys !! Very Useful For ETABS

ETABS is engineering software used for structural analysis and design of buildings. In the engineering field mostly engineers prefer to work in...

How to write a proposal for engineering projects?

The proposal is a written document designed or prepared to persuade a customer, company, government to –

Report writing method for engineering projects !!!!

Report is an objective communication of factual information that serves for business purposes.Why we need to write...

Highway Drainage: Effects & types of highway drainage

Highway Drainage is the process of interception and removal of water from over, under and the vicinity of the road surface. After...

Tunnels and factor affecting the tunnelings

Tunnels are artificial underground passages constructed for various purposes like transportation, navigation, water supply, sewer, hydro-power, public utility, canals, etc.

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