It's not PC to say but there are too many overweight first responders out there. Kudos Paul Combs for this brave cartoon. You should be fit enough to handle the job, not make your brothers and sisters pick up your slack,.
C-Thru smoke diving helmet concept. It helps firefighters to see clearly in smoke-filled buildings to do rescue missions. Using their traditional firefighting equipment, they have to keep hand contact with walls or crawl on the ground while carrying heavy