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  2. Solar heat collector and radiator for building roof - Wikipedia

    en.wikipedia.org/wiki/Solar_heat_collector_and...

    A solar heat collector and radiator is a heat collecting and heat radiating roof structure, designed for building roofs specifically. It was built to be used in conjunction with solar energy and uses a system of air circulation for increased efficiency. [ 1 ]

  3. Tar - Wikipedia

    en.wikipedia.org/wiki/Tar

    One can produce a tar-like substance from corn stalks by heating them in a microwave oven. This process is known as pyrolysis. Tar is a dark brown or black viscous liquid of hydrocarbons and free carbon, obtained from a wide variety of organic materials through destructive distillation. Tar can be produced from coal, wood, petroleum, or peat. [1]

  4. Coal tar - Wikipedia

    en.wikipedia.org/wiki/Coal_tar

    In modern times, coal tar is mostly traded as fuel and an application for tar, such as roofing. The total value of the trade in coal tar is around US$20 billion each year. [35] As a fuel. In the manufacture of paints, synthetic dyes (notably tartrazine/Yellow #5), and photographic materials. [36] For heating or to fire boilers. Like most heavy ...

  5. Pine tar - Wikipedia

    en.wikipedia.org/wiki/Pine_tar

    Pine tar is a form of wood tar produced by the high temperature carbonization of pine wood in anoxic conditions (dry distillation or destructive distillation). The wood is rapidly decomposed by applying heat and pressure in a closed container; the primary resulting products are charcoal and pine tar .

  6. List of commercially available roofing materials - Wikipedia

    en.wikipedia.org/wiki/List_of_commercially...

    Roofing material is the outermost layer on the roof of a building, sometimes self-supporting, but generally supported by an underlying structure. A building's roofing material provides shelter from the natural elements. The outer layer of a roof shows great variation dependent upon availability of material, and the nature of the supporting ...

  7. 10 easy and surprising at-home remedies for sunburns - AOL

    www.aol.com/lifestyle/2016-07-27-10-easy-and...

    But I was thrilled to find that there are easy ways to soothe and treat sunburn using common items from around the house

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