![]() ![]() This would include removal, substitution, and enclosure of pollutant sources. This begins with eliminating/engineering the hazards out, then implementing administrative controls such as policies and procedures, and lastly, if the first two lines of defense are not feasible or insufficient, incorporating the use of personal protective equipment (PPE).Įliminating the source of the pollutant should always be the first option, and starts with source management. There shall be no return of fume hood and laboratory exhaust back into the building.” ( See this website.) The purpose of these standards is to ensure that lab ventilation systems will be designed so that chemical fumes, vapors, or gases originating from the lab shall not be recirculated. This standard and others specifically note the following requirement relative to lab air circulation: “All lab rooms shall use 100% outside air and exhaust to the outside. This standard requires specific ventilation criteria such as non-circulating air in the lab to prevent buildup of flammable gases, vapors, particulate matter, and other potential air contaminants. ![]() This can lead to serious health issues in the science and/or STEM lab.Īdditional legal standards include the National Fire Protection Association (NFPA) 45–Standard on Fire Protection for Laboratories Using Chemicals.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |