Information on COSHH RAs COSHH regulations cover the following Chemicals and products containing chemicals Dusts Fumes, mists, vapours Nanoparticles/nanotubes Toxic gases and asphyxiating gases Biological agents (micro-organisms). If the packaging has any of the hazard symbols then it is classed as a hazardous substance. Micro-organisms in the environment that cause diseases such as leptospirosis or legionnaires' disease and micro-organisms used in laboratories. Most chemicals you use are part of an experimental risk assessment and the risks associated with them will be on an Annexe A form. There are some risks which need to be risk assessed independently, such as exposure to Lab animal allergens. Please see our working with laboratory animal pages for further information. IF YOU HAVE AN INCREASED RISK TO CERTAIN CHEMICALS or SUBSTANCES YOU SHOULD FILL IN A COSHH RISK ASSESSMENT FOR WORKING WITH HAZARDOUS CHEMICALS. This article was published on 2024-03-19
