Identify the constituent of petroleum which is
Generally, used as a gaseous cooking fuel
(ii) Used as aviation fuel
(ii) Used in road surfacing
(iv) Used in lubrication
(v) Used as insecticide
(vi) Used in ointment
Answers
Answer:
Explanation:
(1)Generally, used as a gaseous cooking fuel?
It is extracted from crude oil and natural gas. LPG is composed hydrocarbons containing three or four carbon atoms. The normal components of LPG thus, are propane (C3H8) and butane (C4H10).
(2)Used as aviation fuel
Jet fuel (Jet A-1 type aviation fuel, also called JP-1A) is used globally in the turbine engines (jet engines, turboprops) in civil aviation. This is a carefully refined, light petroleum. The fuel type is kerosene
(3)Used in road surfacing?
Bitumen is the petroleum product used for surfacing of roads
(4)Used in lubrication?
Many different substances can be used to lubricate a surface. Oil and grease are the most common. Grease is composed of oil and a thickening agent to obtain its consistency, while the oil is what actually lubricates. Oils can be synthetic, vegetable or mineral-based as well as a combination of these.
(5)Used as insecticide?
Fumigants are toxic compounds that enter the respiratory system of the insect through its spiracles, or breathing openings. They include such chemicals as hydrogen cyanide, naphthalene, nicotine, and methyl bromide and are used mainly for killing insect pests of stored products or for fumigating nursery stock.
(6) Used in ointment
Semisolid dosage forms include ointments and creams. Ointments are preparations for external use, intended for application to the skin. Typically, they have an oily or greasy consistency and can appear “stiff” as they are applied to the skin. Ointments contain drug that may act on the skin
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