The Coal tar pitch (tar) is characterized as a black oily liquid that is a rich source of mostly orgamic chemicals such as benzene, phenol and creosote. It is a bituminous material which is a by product from the coking of coal.
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Character (Character refers to a letter, digit or other ...)
Coal (Coal is formed from plant and animal matter that ...)
Coal (Coal refers to a combustible black or brownish ...)
Gravel (Gravel refers to an unconsolidated, natural ...)