commercial air traffic

On commercial scale, nitrogen is obtained by the fractional distillation of liquefied air. The compressed carbon dioxide free air is liquefied by allowing it to expand in a region of low pressure. The liquefied air is then subjected to fractional distillatio..

Methanal (Formaldehyde) - It is manufactured by dehydrogenation or air oxidation of methanol in the presence of heated metallic copper or silver catalyst or by oxidation of methane with air in the presence of various metallic oxide catalyst..

Smog causes respiratory problems like asthma attacks, bronchitis, heart related disorders. Being noxious, it causes irritation to eyes, throat and nose. It reduces visibility and affects road as well as air traffic. It damages plants; Ozone is very toxic to leafy vegetatio..

The Environment influences an organism's life in many ways. It is everything that surrounds an organism and it includes physical and biological components. The physical components of the environment are soil, water, air, light and temperature. These are termed as abiotic components. The b..

Question: Noise levels in our city are at an alarming peak leading to anxiety, stress and even deafness. Taking ideas from the graph below and your own ideas, write an article about noise pollution and its effects for a children's magazine, 'Your City and You'. You are Aruna Srivastav ..

Write a Morning Assembly Speech on how Urbanisation could take place without harming environment. Good Morning! We exclaim with delight when we see beautifully planned cities. Yet we forget the number of trees that have been removed to raise these skyscrapers. The need of the hour is to have pla..

Renewable sources of energy are produced continuously in nature and are non-depletable. Sources like water, sunlight, air, tidal energy, nuclear energy, geothermal power, are not exhaustible. A non-renewable source of energy gets depleted over a certain period of time, and is not easily ..

Ethanol - Ethanol (C 2 H 5 OH) is obtained commercially by fermentation. Sugar cane and fruits like grapes or the starch obtained from various grains is converted to glucose and fructose by the enzyme invertase. Fermentation takes place in anaerobic conditions. i.e., in the absence of ..

Commercial manufacture and use of synthetic insecticides in the last six decades has led to many problems such as Air pollution during manufacturing stages. Bhopal gas disaster is a worst example for air pollution. Accidental ingestion of insecticides during hand..

Summary - Environment refers to the natural elements that make up the earth and surround living organisms The abiotic or physical aspects of the environment refer to elements like air, soil, water etc. The biological or biotic components of environment are the plants and animals Natural r..