ENVIRONMENTAL POLLUTION TYPES, Chemistry, Microeconomics

Assignment Help:
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.

Related Discussions:- ENVIRONMENTAL POLLUTION TYPES, Chemistry

Determinants of private demand - linkages with employment, Determinants of ...

Determinants of Private Demand - Linkages with Employment Employment potential of courses in higher education is an important determinant of private investment in higher educa

The appropriate resource constraint, Consider a person''s decision problem ...

Consider a person''s decision problem in trying to decide how many children to have. Although she cares about children and would like to have as many as possible, she knows that ch

What is gini coefficient, Q. What is Gini Coefficient? Gini Coefficient...

Q. What is Gini Coefficient? Gini Coefficient: A statistical measure of inequality. A Gini score of 0 signifies perfect equality (in which each individual receives the same inc

IS-LM and AD-AS, Critically appraise the IS-LM and the AD-AS models as anal...

Critically appraise the IS-LM and the AD-AS models as analytical tools in explaining the macro-economy (the business cycle). In preparing your essay, please think about the followi

Efficiency of a competitive market, The Efficiency of a Competitive Market ...

The Efficiency of a Competitive Market *? When an competitive markets generate an inefficient allocation of the resources or market failure?   1) Externalities Costs

Why government cannot print new currency to pay the debts, Why government c...

Why government cannot print new currency to pay the debts?  When there is deficiency of internal resources then government borrow. Government can borrow either from central ban

Wage labour, Wage Labour: A form of work in that employees perform labour f...

Wage Labour: A form of work in that employees perform labour for others, under their direction, in return for salaries orwages. Employer controls and owns the product of the labour

Limitations of the services sector, Limitations of the Services Sector: ...

Limitations of the Services Sector: The services sector in India, as at present, suffers from low productivity and low quality in spite of fairly large investment in technolog

Homework, Which of the following has not occurred over time in the past sev...

Which of the following has not occurred over time in the past several decades in the physician services market? A. The level of competition has increased. B. Economies of scale ha

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd