Comment · Wed, June 27, 2012
TIL that the world's 15 largest shipping vessels produce more air pollution than all of world's 750 million cars.
What they were answering
Forlarren · 7 points
Except those engines are some of the best. Not having the best would directly affect the bottom line, so they try to keep them running in tip top shape to save fuel costs.
u/MisterYouAreSoDumb
Best efficiency on fuel use, not on cleanliness of emissions!