warning whistle est
face mask test
Cylinder pressure test
Low pressure whistle test
face mask leak test
positive pressure test(demand valve test)
tricing pendant is to secure boat when all the other lashings are removed to restrict swinging of boat.
bowsing in tackle is akind of 3 fold purchase made of manila rope to secure the boat along the embarkation deck to restrict swinging while lowering
IF CONSCIOUS THEN GIVE SALINE TO REDUCE BP AS FIRST AID N THEN COMMENCE WID EMERGENCY EVACUATION IF NT POSSIBLE THEN TAKE RADIO MEDICAL ADVICE N DO ACCORDINGLY.
IF UNCONSCIOUS THEN CHECK ABC N GIVE CPR ASAP.ALSO PREPARE TO EVACUATE HIM NECESSARILY ALSO KEEP TAKING RADIO MEDICAL ADVICE IN TANDEM.
International code of signal flag nc is used for distress signal