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(3) Vessel, cargo description, and compartment conditions in a crude oil cargo ship are as follows: 68000 dead-weight-ton tanker, crude-oil capacity 800,000 barrels (bbl): 20% of the cargo capacity is filled with ballast water after cargo discharge; the crude oil has an RVP of 8 psia and is discharged at 80F; and true vapor pressure of crude oil is 4.8 psia. 70% of the ballast water is loaded into compartments that had been fully loaded to 4 ft ullage, and 30% is loaded into compartments that had been lightered to 22 ft ullage before arrival at dockside. (a) Estimate the total ballasting emissions (b) Estimate VOC emissions