Conduct chemical and physical laboratory tests to assist scientists in making qualitative and quantitative analyses of solids, liquids, and gaseous materials for purposes, such as research and development of new products or processes, quality control, maintenance of environmental standards, and other work involving experimental, theoretical, or practical application of chemistry and related sciences.

Education: Most occupations in this zone require training in vocational schools, related on-the-job experience, or a diploma.

Expereince: Previous work-related skill, knowledge, or experience is required for these occupations. For example, an electrician must have completed three or four years of apprenticeship or several years of vocational training, and often must have passed a licensing exam, in order to perform the job.

Training: Employees in these occupations usually need one or two years of training involving both on-the-job experience and informal training with experienced workers. A recognized apprenticeship program may be associated with these occupations.

• Laboratory Technician (Lab Tech), Laboratory Analyst (Lab Analyst), Research Technician, Analytical Lab Technician, Laboratory Tester (Lab Tester), Research and Development Technician, Analytical Technician, Chemical Technician, Environmental Lab Technician, Formulation Technician