This minor group comprises technical occupations in physical sciences, including chemical technologists and technicians, and geological and mineral technologists and technicians. They are employed by research and development and quality control laboratories; consulting geology and engineering firms, chemical, petrochemical, pharmaceutical, construction, petroleum and mining companies; utilities; in manufacturing and processing industries; and by government, health and educational establishments.
Chemical technologists and technicians provide technical support and services or may work independently in chemical engineering, chemical and biochemical research and analysis, industrial chemistry, chemical quality control and environmental protection. They are employed by research and development and quality control laboratories, consulting engineering companies, in chemical, petrochemical, pharmaceutical and a variety of other manufacturing and processing industries, and by utilities, health, educational and government establishments.
Geological and mineral technologists and technicians provide technical support and services or may work independently in the fields of oil and gas exploration and production, geophysics, petroleum engineering, geology, mining and mining engineering, mineralogy, extractive and physical metallurgy, metallurgical engineering and environmental protection. They are employed by petroleum and mining companies, consulting geology and engineering firms, and by governments and educational institutions as well as by a variety of manufacturing, construction and utilities companies.