- -dicarboxylic acid (terephthalic acid), and an alcohol, ethane- -diol . it is often known by its trivial name, polyethylene terephthalate (pet). the annual world wide production of pet is approximately million tonnes and is growing at ca % per year. of this, about % is used to make fibres, % for film...
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their distillation; bituminous substances; mineral waxes section- chapter ( to ) section vi - products of the chemicals or allied industries chapter chapter description chapter- inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements of isotopes...