Chapter 77 - Chemical Processing CHEMICAL INDUSTRY. L. De Boer* *Adapted from 3rd edition, Encyclopaedia of Occupational Health and Safety. The business of the chemical industry is to change the chemical structure of natural materials in order to derive products of value to other industries or
Grosvenor coal mine is located in the Moranbah region of Queensland, Australia. ABB's Unigear ZS1 air-insulated switchgear is included with ultra-fast earthing switch, which detects an internal arc fault, and switches off the conductors within four milliseconds.