Laboratory testing service; analytical testing services, namely, materials testing, composition testing, comparative testing; laboratory research in the field of inorganic chemistry, general chemistry, [ electronics, semiconductors, nano-materials metallurgy, ] and materials science; testing services, namely, materials identification, inspection services, materials characterization, failure analysis, and manufactured product testing and forensic laboratory services; research services in the field of inorganic chemistry, general chemistry, analytical testing for environmental, industrial hygiene and indoor air quality investigations, materials testing, characterization, product development, [ semiconductors, electronics and nano-materials, ] forensics, and material analysis; materials analysis of manufactured materials, medical devices, [ electronics and semiconductors, ] polymers, metals, ceramicscomposites; forensic laboratory services in the fields of failure analysis, unknown material identification, particulate micro-analysis, fire investigation-combustion byproducts; materials science and forensic laboratory research services and related services; product inspection