LEX Scientific Inc. is an environmental and industrial consulting firm and laboratory in Guelph that has served industrial, institutional and governmental clients for over 30 years. We are able to test your workplace for air contaminants, including mould, radon gas and asbestos as well as general industrial hygiene. LES Scientific Inc. will provide full assessments of chemical, physical and biological agents after extensive lab testing and provide key recommendations to improve your work environment. more... See more text