It depend with the working place but the key things to look at is health and safety.Health has to do with the well being of the normal body presentation of the person.Are they well and performing at their best.If the working environment is too stressfull then the workers must be given enough rest,if it is highly infectious then routine vaccinations,screening or check ups.
Safety is measures you have put in place to prevent any safety related situation,accident or contraction.Personal protective gear,musk's,gloves,heat stroke measuring device,infection prevention protocols,fire assembly point,exit points signage,adequate water,bucket of sand,routine training in drills and any other mechanisms that can be employed to escape any safety threat will do for most working environments.
Safety is measures you have put in place to prevent any safety related situation,accident or contraction.Personal protective gear,musk's,gloves,heat stroke measuring device,infection prevention protocols,fire assembly point,exit points signage,adequate water,bucket of sand,routine training in drills and any other mechanisms that can be employed to escape any safety threat will do for most working environments.