What is the scantling draft of the vessel ?
1. Using of recirculation water during cleaning, could cause the water become a static acumulator and when you use this water via butterworth system, there will be a mist in the cargo tank which will be like the clouds with static acumulator.
2.If you will use chemicals during cleaning, it must be closed system and tank atmospher should be checked.Most of chemical has toxicty and flammable even very low.You should treat the tank like toxic cargo and flammable cargo after cleaning.Gas measuruments should be done before entry.
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