When is it acceptable to use power-driven or manually-operated spark producing devices in the pumproom, where grades A, B, C, and D liquid cargoes are involved?
A
when all cargo tanks have been inerted
B
when the compartment itself is gas free
C
when all cargo tanks are empty
D
when the vessel is gas free
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Question 1 / 2066636ee728f7522a1c517370
Question 1 of 2066636ee728f7522a1c517370
When is it acceptable to use power-driven or manually-operated spark producing devices in the pumproom, where grades A, B, C, and D liquid cargoes are involved?
When is it acceptable to use power-driven or manually-operated spark producing devices in the pumproom, where grades A, B, C, and D liquid cargoes are involved?