In April 2024, the Environmental Protection Agency (EPA) issued a final rule regulating methylene chloride (dichloromethane, DCM, CAS# 75-09-2) under the Toxic Substances Control Act (TSCA). This regulation significantly impacts campus research, facilities, and operations, introducing stringent compliance requirements for laboratories and non-laboratory units.
Testing KB Article
Topic: Chemical Security
Topic: Radiation Safety
Maintaining a clean environment through custodial work responsibilities can be both physically demanding and have the potential to cause musculoskeletal disorders (MSD) due to ergonomic risk factors. Some of these risk factors include repetitive motions, awkward postures, vibration, bending, and lifting. To mitigate these risks, it is crucial to adhere to proper ergonomic practices. Here are some tips that can enhance custodial ergonomics.
Mopping and Sweeping Floors
Lead is a toxic metal that is widely used in numerous working environments including construction sites and manufacturing facilities. It is also found in various types of batteries, glazes, plastics, and many other building materials.
Crystalline silica is a basic component of soil, sand, granite, and many other minerals. Quartz is the most common form of crystalline silica. Exposure occurs through inhalation of respirable particles created when silica-containing materials are manipulated. Activities such as chipping, cutting, cutting, drilling, blasting, and grinding of silica-containing materials are expected to produce respirable particles.