Environmental analytical testing services; indoor air quality testing services; analytical testing of air, gas, liquids, solids, bulk materials, soil, food product, raw materials and surface samples for asbestos, lead, silica, radon, metals, volatile organic compounds, semi-volatile organic compounds, mold, mildew, fungi, bacteria, endotoxins, mycotoxins, microbial volatile organic compounds (mVOC's), allergens, protozoan parasites and viruses; laboratory research in the field of inorganic chemistry, general chemistry, radiochemistry, molecular biology; testing services in the field of electron microscopy, optical microscopy, x-ray diffraction, industrial hygiene, indoor air quality, environmental chemistry, food microbiology, and wood microbiology; testing services, namely, materials identification, failure analysis, product testing, characterization and forensic laboratory services, research and development services in the field of inorganic chemistry, general chemistry, radiochemistry, molecular biology, analytical testing for environmental investigations, materials testing, characterization and forensics, contamination, environmental and material analysis, and electron microscopy analysis