Petroleum cargo tanks should not be topped off at deck level when loading on a cold day because __________.
A
a subsequent temperature rise will cause the cargo to overflow
B
air pockets may cause the cargo to bubble out of the ullage hole
C
the increased viscosity of the product requires higher loading pressure which increases the chances of a spill
D
the tank valve may be stiff and a spill will occur before the valve can be closed
E
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