life saving apparatus; namely, life jackets, life preservers, flotation life belts, life saving rafts, safety flotation devices and life boats; safety lights, flares, and signalling apparatus for use in emergencies; safety belts and harnesses for rescue purposes; diving suits, divers' life jackets and buoyancy compensators and divers' weight belts; underwater breathing apparatus; safety and protection clothing; namely, pressure suits, splinter protection suits, thermal insulation suits and im...