Nitrile gloves and splash proof goggles should be worn for all necessary work if contact with internal components is required. Eye protection is especially important when working on systems which are in operation, although special care must be used when working on energized systems. Prior approval of your supervisor and special procedures may be needed for working on energized systems. Maintenance on roof. Since other exhaust systems from the building will be operational a chemical cartridge respirator should be worn during all roof top maintenance.
Personal hygiene is important.
Hands should be washed with soap and water at the completion of work. Environmental Health should be contacted at 255-4862 if tradesman has any questions or would like assistance in reviewing a situation.