The original rock that has undergone metamorphism is called the protolith. Protolith can be any type of rock and sometimes the changes in texture and mineralogy are so dramatic that is difficult to distinguish what the protolith was. 1  Note that diagenesis and weathering are also a changes in form that occur in rocks.
Industrial Emergency Services, LLC is an industry leader in providing emergency preparedness, response and related safety services.mergency Services Leader. Industrial Emergency Services, LLC is an industry leader in providing emergency preparedness, response and related safety services. We have been working with our customers to protect their people and property for over 13 years in the United States and abroad.
List of industrial processes. Steelworks of Italy in 1958, photo by Paolo Monti. Industrial processes are procedures involving chemical, physical, electrical or mechanical steps to aid in the manufacturing of an item or items, usually carried out on a very large scale. Industrial processes are the key components of heavy industry.