【简答题】Fuel to be used is first transferred from storage tanks to a settling tank in which it is heated to allow some water and sludge to settle out by gravity and be drained off. The fuel is then passed thr...
【简答题】Cars in the street all use petrol. It is bad for our environment. So it’s interesting to know that people are trying new fuel – vegetable oil for cars. I once changed a car to run on wasted vegetable ...