Viswa Lab, in its recent technical update answers the question as how to prepare the tanks which contained high sulfur fuel so that they can receive VLSFO fuels with 0.50 % wt sulfur.
Sulfur content in VLSFO fuels should not exceed 0.50 % wt. Most ships currently use HSFO which can contain sulfur up to 3.50 % wt.
How to prepare the tanks for VLSFO fuels?The expensive way to do it is to manually clean the tank. This is not necessary. There are at least two other ways to carry this out.
Use of...