Refer to the link below.  Critical injuries, while unfortunate, are a real part of the workplace.  Although infrequent, these situations require immediate intervention and investigation by competent health and safety representatives.  Considering the legislated definition of a "critical injury" as per Ontario Regulation 420/01 of the Ontario Occupational Health & Safety Act, explain how your interpretation of this legislation may differ depending on certain circumstances when investigating an accident in the workplace.  Based on your interpretation and the criteria used in your assessment, how would you determine you reaction and what would you do in the event you were responsible to deal with an injury that is potentially "critical" in nature?

Critical Injury - Regulation 420/01

https://www.ontario.ca/laws/regulation/r21420