Explain by-product recovery from tannery industry.
1 Answer

By product recovery from tannery:

  • Degreasing waste produced in the beam house, if subjected to suitable chemical treatment may yield valuable fatty acids which can be used as chicken fodder.

  • Glue and gelatin can be made from various tannery byproducts.

  • Foam generating substances can be made from limited fleshings, trimmings and shavings.

  • The fleshings are also useful for generation of manure, animal feed, amino acids, grease etc.

  • Lime liquors when mixed with sodium silicate offers itself as good cement.

  • Lime sludge can be made into briquettes for heating purposes.

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