What is Tar? State some uses of it.
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It is used as a base for coatings and paint, in roofing and paving, and as a binder in asphalt products. Both coal tar and coal-tar pitch contain many chemical compounds, including carcinogens such as benzene.
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Tar is a dark brown or black viscous liquid of hydrocarbons and free carbon, obtained from a variety of organic materials through destructive distillation.
Explanation:
- It can be produced from wood, coal,peat or petroleum.A tar-like substance can be made by heating corn stalks in the microwave.
- "Tar" and "pitch" may be used interchangeably; asphalt (naturally occurring pitch) may also be called "mineral tar" or "mineral pitch".
- For more fluids There is a tendency to use "tar" and "pitch" for more solid (viscoelastic) materials. Both "tar" and "pitch" apply to viscous forms of asphalt, such as naturally occurring tar pits. (eg, asphalt found in the La Brea Tar Pits in Los Angeles).
- Tar can be used as a agent of anti-dandruff shampoo.
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