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bomb calorimeter is used to determine the calorific value of solid and liquid fuels.construction it consists of
the term green house effect was first introduced by j. fourier in 1827. the green house effects are the rise in temperature of earth because certain
the gaseous pollutants can be controlled through the techniques of combustion absorption adsorption and cold trapping.a combustion though
particulate matter in gaseous effluents consists of particles of size ranging from 0.1 um to 100 um. the device selection is based upon physical and
the best way to maintain quality of air and pollutants emissions is by using less polluting fuels and processes. following can be taken to control
on living organism air pollution causes following effects on living organisma effects on
particulatesthese are suspended droplets solid particles or mixture of two. so all the atmospheric substances that are not gases are called
ground level ozoneground level ozone is the ozone present at the lower level of earth atmosphere. it is not emitted directly into the environment but
oxides of sulphur it includes so2 so3. it is a colorless gas having sharp pungent and suffocating odour. it is
oxides of nitrogen these include nitrogen monoxide no and nitrogen dioxide no2. no is a colourless odourless and
1. carbon monoxide coit is colourless odourless tasteless gas and is not soluble in water.source co is produced due toi
the major air pollutants arei carbon monoxide coii nitrogen oxides noxiii sulphur oxide soxiv ground level ozone o3v
these are solid liquid or gaseous substance present in the atmosphere in such concentrations as may be or tend to be injurious to human beings or
the man-made sources of air pollution are broadly categorized into threepoint or stationary sources it includes such sources which pollute at
combustion of fossil fuels and wood in industries automobiles aircrafts railways thermal plant kitchens etc. agricultural operations and industrial
air pollution is complex in origin and varied in effect. it is very crucial from the point of human health. every human being inhales about 15-22 kg
eia suffers from following limitationsi ela should be undertaken at the policy and planning level rather than at the project
environmental impact assessment consists of 4 phases which are as followsi organizing the job.ii performing the assessment.iii writing
an ideal eia system wouldi apply to all projects that are expected to have significant environmental effects and address all impacts
environment impact assessment eia is a tool used for decision making regarding developmental projects and programmes and it may be defined as formal
introductionthere are different technologies available for dealing with waste water management and excreta. some are suitable for dealing
water reuse and recycling are becoming much more common as demands for water exceed supply. unplanned reuse occurs as the result of waste
sludge treatment and disposal most of the suspended solids and some of the dissolved organic solids in a converted form are separated from the main
hi. i would like to know the type of instrument used to analyse the nerve system and how it
all the water used in the home that goes into the drain or into sewage collection system is called waste water. domestic sewage is the waste water