A carbon dioxide fire extinguisher should be recharged
A
At least annually
B
Whenever it is below its required weight
C
Only if the extinguisher has been used
D
Before every safety inspection
E
İlgili Sorular
Faxing is a means of communication .............................................. .A coastal currentThe emergency ............. consist of seven short blast followed by prolonged blast.Communications within the ship are done by ………………….If the UMS or bridge control systems are not operational then an Enginnering Watchkeeping officer (R...