Related Articles. The Occupational Safety and Health Administration (OSHA) is a federal agency, a division of the Department of Labor. The Occupational Health and Safety Act, the law that founded OSHA in 1970, guarantees Americans their right to working environments free of hazards that may affect their well-being. OSHA creates the standards that safeguard these rights.
What Is SERTOMA? The word SERTOMA is an acronym for the organization's motto Service To Mankind SERTOMA is an organization of business and professional people knit together in bonds of personal friendship and united in the idea of service to their community.
(Bacillariophyta), a division of algae comprising about 20,000 species. Diatoms are microscopic (0.75-1500 microns), unicellular, and solitary or colonial algae.Among the colonial forms are species that live in slimy pipes, forming brown clusters that reach 20 cm in height. Diatom cells have hard siliceous shells (frustules) consisting of two overlapping halves or valves.Bacillariophyta), a division of algae comprising about 20,000 species. Diatoms are microscopic (0.75-1500 microns), unicellular, and solitary or colonial algae.