Photochemical smog, Science

Assignment Help:

Photochemical Smog:

Photochemical  smog, a  secondary Pollutant,  results when  the two pollutants, nitrogen  oxide and hydrocarbons  found  in  automobile exhausts, react with  one another  in the presence of  sunlight to produce  nitrogen  dioxide (N02), ozone (03) and a  compound called  PAN (Peroxylacetyl nitrate), which  then appear as a yellowish  brown  haze.  Breathing ozone affects  the respiratory and nervous  system. It causes respiratory  distress, affects eye membranes and stimulates tears. It also causes headache. Ozone also damages rubber  articles, textiles and discolours paintings. It has been  recently found  that smog is harmful  to timber.  PAN is especially damaging to plants.  Plants exposed  to PAN exhibit  leaf mottling  and  


Related Discussions:- Photochemical smog

Food borne diseases, Food Borne Diseases: If  the food handler, like ...

Food Borne Diseases: If  the food handler, like the cook, suffers  from some infection and is not careful about washing his hands after defecation,  the germs or eggs of worm

Major coenzyme derivatives of riboflavin, Riboflavin Riboflavin   has...

Riboflavin Riboflavin   has  two  major coenzyme  derivatives,  namely in  mononucleotide (FM)  which  is the active component of riboflavin and is formed by the addition of a

Determine about the physico-chemical parameters, Determine about the Physic...

Determine about the Physico-chemical parameters The possible combination of various elements found in the earth's crust gives rise to a large number of minerals. Out of all the

Hopkins reading test, To provide an estimate of Mr. X's premorbid level of ...

To provide an estimate of Mr. X's premorbid level of intellectual functioning, the Hopkins Adult Reading Test was administered. He received a raw score of XX (standard score of 119

Define volume of urine - general examination of urine, Define Volume of Uri...

Define Volume of Urine - General Examination of Urine Volume: Measurement of the volume of each urine specimen passed is necessary for the conditions in which the fluid balance

Diversity and assimilation, 1- What are some defining events that can be tr...

1- What are some defining events that can be traced to laws or legal issues that influence diversity and organizational culture today? 2- Are stereotypes in the media assisting

The effect of rain on sloping soil, The effect of rain on sloping soil ...

The effect of rain on sloping soil Fill a shallow pan or box with firmly packed soil. Set the pan outside in the rain with one end increased slightly. Observe how the raindrops

Remove the wastes from the body - function of kidney, Remove the wastes fro...

Remove the wastes from the body - Function of Kidney Remove the wastes from the body. Many metabolic waste products such as urea, uric acid, ammonia and creatinine need to be f

What is copd?, Question 1 Classify NSAIDS and discuss their mechanism of a...

Question 1 Classify NSAIDS and discuss their mechanism of action. Discuss the general properties of NSAIDS Question 2 Describe briefly Pharmacodynamics and Pharmacokinetics?

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