bend the leg chain block
pump leak blank pipe “How to stop the leak?”
cement  box “How to stop the leak”
chief officer measurement pipe dimension“Measure first to
get the dimensions of the pipe”
roll plate  enclosed space entry
 gas cylinder  falling objects safety helmet
 gate valve  gate valve
 grinding safety goggles  housekeeping

hammer head shark

hammer head shark

 stop leaks prevent slips
 boiler manhole  boiler manhole steam