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  2. Propane - Wikipedia

    en.wikipedia.org/wiki/Propane

    Propane was first synthesized by the French chemist Marcellin Berthelot in 1857 during his researches on hydrogenation. Berthelot made propane by heating propylene dibromide (C 3 H 6 Br 2) with potassium iodide and water. [9] [10]: p. 9, §1.1 [11] Propane was found dissolved in Pennsylvanian light crude oil by Edmund Ronalds in 1864.

  3. Natural product - Wikipedia

    en.wikipedia.org/wiki/Natural_product

    A natural product is a natural compound or substance produced by a living organism—that is, found in nature. [2] [3] In the broadest sense, natural products include any substance produced by life.

  4. Naturally occurring radioactive material - Wikipedia

    en.wikipedia.org/wiki/Naturally_occurring...

    Naturally occurring radioactive materials (NORM) and technologically enhanced naturally occurring radioactive materials (TENORM) consist of materials, usually industrial wastes or by-products enriched with radioactive elements found in the environment, such as uranium, thorium and potassium and any of their decay products, such as radium and radon. [1]

  5. Hydrocarbon - Wikipedia

    en.wikipedia.org/wiki/Hydrocarbon

    The vast majority of hydrocarbons found on Earth occur in crude oil, petroleum, coal, and natural gas. For thousands of years they have been exploited and used for a vast range of purposes. [12] Petroleum (lit. ' rock oil ') and coal are generally thought to be products of decomposition of organic matter. Coal, in contrast to petroleum, is ...

  6. Liquefied petroleum gas - Wikipedia

    en.wikipedia.org/wiki/Liquefied_petroleum_gas

    However, in many European countries, this tax break is often compensated by a much higher annual tax on cars using LPG than on cars using petrol or fuel-oil. Propane is the third most widely used motor fuel in the world. 2013 estimates are that over 24.9 million vehicles are fueled by propane gas worldwide.

  7. Scramble for propane marks Mother Nature's latest ... - AOL

    www.aol.com/news/scramble-propane-marks-mother...

    Normally, farmers use propane as fuel for grain dryers to reduce moisture levels in corn crops to ready for sale or to safely store the grain. Scramble for propane marks Mother Nature's latest ...

  8. Natural-gas processing - Wikipedia

    en.wikipedia.org/wiki/Natural-gas_processing

    A natural-gas processing plant in Aderklaa, Austria. Natural-gas processing is a range of industrial processes designed to purify raw natural gas by removing contaminants such as solids, water, carbon dioxide (CO 2), hydrogen sulfide (H 2 S), mercury and higher molecular mass hydrocarbons to produce pipeline quality dry natural gas [1] for pipeline distribution and final use. [2]

  9. Nature Made - Wikipedia

    en.wikipedia.org/wiki/Nature_Made

    Nature Made is an American dietary supplement and vitamin brand founded in 1971 by Barry Pressman and Henry Burdick. [ 1 ] [ 2 ] Nature Made began operating as a brand of Pharmavite as of this date. [ when? ] [ 3 ] [ better source needed ] Parent company Pharmavite was acquired by Otsuka Pharmaceutical in 1989.