Question 112Safety & Environmental - Assistant Engineer70% to pass
Both crude oil washing and water washing use direct impingement to remove residue from tanks. Crude oil washing has an additional advantage, in utilizing _______________.
AI Explanation
The correct answer is C) the solvent effect of the crude oil.
Both crude oil washing and water washing use direct impingement to remove residue from tanks. The key difference is that crude oil washing has an additional advantage of utilizing the solvent effect of the crude oil itself. The crude oil acts as a solvent, helping to dissolve and remove the residual oil and sludge deposits from the tank walls and bottom. This solvent effect is not present in water washing, which relies solely on the mechanical action of the high-pressure water jets.
The other options are incorrect because they do not represent the unique advantage of crude oil washing over water washing. While higher temperature and pressure may play a role, the solvent effect of the crude oil is the primary additional benefit of this method.
Related Questions
#110 During oil transfer operations, who would be responsible to guarantee that the posted transfer procedures are being followed? #111 In order for you to operate your vessel's crude oil wash system, the cargo tanks to be washed must be _______________.#113 To avoid excessive electrostatic effect in the crude oil washing process, due to the presence of water in the crude oil washing fluid, the contents of any tank to be used as a source of crude oil for washing must first reduce a portion of the tank contents by a vertical height equal to _______________.#114 Bottom mounted crude oil washing machines are primarily used for _______________.#115 When tanks have been washed with crude oil, and ballasted without being water rinsed, the ballast is referred to as _______________.