ENVIRONMENTAL POLLUTION TYPES, Chemistry, Microeconomics

Pollutant

Any substance, species produced either by a natural source or by human activity, which produces very adverse effect on the environment is called pollutant.
Some commonly known examples of pollutants are carbon monoxide, oxides of sulphur (SO2, SO3), oxides of nitrogen, pollens, dust particles etc.


Contaminant

A substance which does not occurs naturally in nature but is introduced by human activity into the atmosphere which affecting its composition is called contaminant.
The contaminant is classified as pollutant when it has some harmful effect.



Source

The site from which the pollution, contaminants originate is called source.


Sink

The material or medium by which it consumes or interacts with a long lived pollutant is called sink.
For example a marble wall acts as a sink for atmospheric sulphuric acid because of the reaction


Similarly, the oceans acts as a sink for atmospheric CO2 & other water soluble gases.


Receptor

Any thing which can be affected by the pollutants is called receptor.
For example. human being are the receptor of photochemical smog, which can cause irritation in the eyes and also breathing Problems.


Threshold limit value (TLV)

This indicates the permissible limit of a pollutant in atmosphere by which a healthy worker is exposed during each hour a day or 40 hours a week for life time without any adverse effects.
TLV are determined by experimentation on different animals by use of medical knowledge, epidemiology surverys and environmental studies.
Posted Date: 2/3/2012 2:50:42 AM | Location : United States







Related Discussions:- ENVIRONMENTAL POLLUTION TYPES, Chemistry, Assignment Help, Ask Question on ENVIRONMENTAL POLLUTION TYPES, Chemistry, Get Answer, Expert's Help, ENVIRONMENTAL POLLUTION TYPES, Chemistry Discussions

Write discussion on ENVIRONMENTAL POLLUTION TYPES, Chemistry
Your posts are moderated
Related Questions
Consider a market that is served by a single-price monopolist with marginal cost given by MC = $100 + Q. The market demand is given by P = $800 – 3Q. Determine the following: the f


The demand curve for gasoline is P = 200 - 10Q.   a. Find the elasticity of demand for a quantity of 8.  Does this number imply that quantity demanded is sensitive to price chan

Healthcare Reform is currently in the news almost every day. The current approach proposes a government sponsored health insurance “market” to help control costs and make healthcar

Explain welfare grants and subsidies

consumers oriented application

Research has revealed the following information about the market for Thomas chocolates; the demand schedule can be represented by the equation Qd=850 @20 dollar. The supply schedul

In an essay of at least four well-developed paragraphs, discuss U.S. economic policy. Be sure to include the following information in your essay: Compare and contrast the economi

The price of oil increases because OPEC reduces oil production

MRP Technique - Estimating the Level of Output for the Target Year Taking into account several parameters of economic growth such as past trends, present as well as proposed