one eye industries

Practically all industries use buffers in one process or the other. Major industries, which employ buffers are paper, dyes, ink, paints and drugs industries..

A quick count of industries based on forest produce reveals timber, paper, resin and gum, lac, natural oils, minor foods products, medicines, sports equipment. Industries consider the forest as merely a source of raw material for their factories. They neither are interested in..

The chief source of free nitrogen is atmospheric air and nitrogen is usually prepared from it. Air free from dust, water vapour and carbon dioxide is compressed in a compression chamber for liquefaction. Firstly, the pressure on the air is increased to about 200 atmospheres. It is then released thr..

One of the most complicated optical devices is the human eye. Let us see the construction of the human eye and then the mechanism of image formatio..

One of the most complicated optical devices is the human eye. Let us see the construction of the human eye and then the mechanism of image formation. Human eye is spherical in shape and diameter of about 2.5cm. Sclerotic is a tough, opaque and white substance..

Hydrochloric acid is produced along with the industrial preparation of caustic soda (sodium hydroxide). During the electrolysis of sodium chloride, large quantities of hydrogen and chlorine gas are obtained as by-products. These two gases are burnt to form hydrogen chloride gas. ..

Refraction of Light..

- Accommodation of the Eye The process by which the ciliary muscles change the focal length of an eye lens to focus distant or near objects clearly on the retina is called the accommodation of the eye. Power of Accommodation The ability of the eye to focus ob..

Industrial Preparation of Hydrogen by Bosch process - Industrial hydrogen is prepared with the help of coke, air and water. Coke is packed into a huge furnace or chamber, and very hot air is passed through for some time. The oxygen of the air combines with the coke to form carbo..

Question 1 - Question: Name any two defects of eye? Answer: Myopia and hypermetropia are the most common defects of eye..