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Wastewater Treatment Wastewater treatment is the process of converting wastewater – water that is no longer needed or is no longer suitable for use – into bilge water that can be discharged back into the environment. It’s formed by a number of activities including bathing, washing, using the toilet, and rainwater runoff. There are two wastewater treatment plants namely chemical or physical treatment plant, and biological wastewater ... 1/19/2017 ~ Edmonds, Washington
Laboratory Biohazardous Waste Liquid biohazardous wastes may be treated and disposed of by either of the following methods: 1. Chemical treatment of liquids with disinfectant; disposal via lab sink – Disinfectants may be used for “treatment” of liquid biological waste to prohibit growth of microorganisms. Add household bleach to the collection vessel so that the bleach makes 10% to 15% of the final volume. Allow a contact time ... 2/8/2017 ~ Edmonds, Washington
Biohazard Spills Releases of small quantities of biohazardous material in the laboratory should be cleaned and disinfected by lab personnel, so long as the hazards are known, and appropriate precautions are used. If a biohazardous or blood borne spill occurs outside of the laboratory, a member of the trained Blood-Borne Pathogens Spill Team will respond. Spill response procedures include: • Ensure proper personal protective equipment is use; ... 2/14/2017 ~ Edmonds, Washington