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Does petroleum jelly harden?
Petroleum jelly itself does not harden; it is a semi-solid, waxy substance at room temperature. However, when exposed to extreme cold temperatures, petroleum jelly can become more solid and difficult to spread.
Is petroleum jelly a compound?
Yes, petroleum jelly is a compound. It is a semi-solid mixture of hydrocarbons derived from petroleum, often used for its moisturizing properties.
Is coal petroleum?
No, coal is not petroleum. Coal is a solid fossil fuel formed from the remains of plants that lived millions of years ago, while petroleum is a liquid fossil fuel derived from oil deposits deep within the earth.
Why isn't petroleum a mineral?
Petroleum is not a mineral because it is an organic substance derived from the remains of ancient plants and animals, while minerals are inorganic compounds with a crystalline structure formed in nature. Petroleum is a complex mixture of hydrocarbons, whereas minerals are naturally occurring solid substances with a specific chemical composition.
How is petroleum changed to petroleum jelly?
Petroleum jelly is produced by the refinement of crude oil into petroleum, followed by further purification processes. It involves removing impurities and adding stabilizers to create a semi-solid gel-like substance.
