Chemistry

About Alternative Fuel

About Alternative Fuel Definition Alternative fuel is a fuel other than gasoline or diesel for powering motor vehicles, often with improved energy efficiency and pollution reduction features. Alternative fuels are derived from sources other than petroleum. Most are produced domestically, reducing.....

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Gasoline

Gasoline Definition Gasoline or petrol is a highly flammable mixture of liquid hydrocarbons that are derived from petroleum. It is derived during fractional distillation process and has a translucent liquid form. The hydrocarbons in gasoline contain between five and eight carbon atoms. Gasoline i.....

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Fossil Fuel

Fossil Fuel Definition Fossil fuel is a hydrocarbon deposit, such as petroleum, coal, or natural gas, derived from the accumulated remains of ancient plants and animals and used as fuel. The age of the organisms and their resulting fossil fuels is typically millions of years, and sometimes exceed.....

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About Petroleum

About Petroleum Definition Petroleum is a thick, flammable, yellow-to-black mixture of gaseous, liquid, and solid hydrocarbons that occurs naturally beneath the Earth’s surface. Primary source of automotive fuels and lubricant oils, petroleum is a complex mixture of hydrocarbons and paraffi.....

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Sulfur

Sulfur Definition Sulfur is a pale-yellow, brittle nonmetallic element that occurs widely in nature, especially in volcanic deposits, minerals, natural gas, and petroleum. It is used in black gunpowder, rubber vulcanization, the manufacture of insecticides and pharmaceuticals, and in the preparat.....

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Ammonium Sulfate

Ammonium Sulfate Definition Ammonium Sulfate; (NH4)2SO4 is a brownish-gray to white crystalline salt used in fertilizers and water purification. It is an inorganic salt with a number of commercial uses. It is primarily used in fertilizers but is important in other industries as well. Ammonium sul.....

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About Ammonia

About Ammonia Definition Ammonia (NH3) is a colorless alkaline gas that is lighter than air and has a strongly pungent odor. It is used as a fertilizer and refrigerant, in medicine, and in making dyes, textiles, plastics, and explosives. It is also known as azane. It can take the form of a strong.....

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Chloramine

Chloramine Definition Chloramine is one of three bactericidal compounds that form when chlorine and ammonia react in water. Chloramines are used to purify drinking water, since they are more stable than chlorine and produce fewer harmful by-products. It is created by adding ammonia to drinking wa.....

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Nitrogen Dioxide

Nitrogen Dioxide Definition Nitrogen Dioxide (NO2) is a red-brown poisonous irritating gas that, at ordinary temperatures, exists in equilibrium with dinitrogen tetroxide. It is an intermediate in the manufacture of nitric acid, a nitrating agent, and also an oxidizer for rocket fuels. NO2 is an .....

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Hypochlorous Acid

Hypochlorous Acid Definition Hypochlorous Acid (HCIO) is a weak, unstable acid occurring only in solution and used as a bleach, oxidizer, deodorant, and disinfectant. It has strong antimicrobial and antibacterial properties. It is often used as a safe disinfectant to treat water supplies, irrigat.....

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Sodium Hypochlorite

Sodium Hypochlorite Definition Sodium Hypochlorite (NaOCl·5H2O) is an unstable salt that is usually stored in solution and used as a fungicide and oxidizing bleach. It is a colorless or slightly yellow watery liquid with an odor of household bleach. It is produced by a continuous process will ha.....

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Bleach

Bleach Definition Bleach is a chemical agent used to whiten or remove color from textiles, paper, food, and other substances and materials. Chlorine, sodium hypochlorite, and hydrogen peroxide are bleaches. Bleaches remove color by oxidation or reduction. It is also hazardous because it is very r.....

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