that is ot how you test for a cooling fan problem and you should take it to your mechanic so you dont chop off any fingers. Those fans are on a special switch that comes on when the engine reaches a specific temprature. Paul, 38 years ago there was only one fan. Now, a lot of cars actually have two fans.
2) Propane contains an odorant similar to what's put into natural gas. If combustion is not complete, or there are any leaks, then this odorant produces a smell. In addition, in larger tanks typically there is a large tablet of solid odorant sitting in the bottom of the tank.
Propane is a colorless, tasteless, odorless, nontoxic (non poisonous) and heavier than air gas. A smell is added to propane to aid in the detection of leaks. It is stored in a cylinder under pressure and stays in a liquid state. The temperature of this gas while in this cylinder is around -45Â°F. It has a boiling point of -44Â° at which point it will turn to a vapor. When changing a propane tank, certain precautions should be taken: 1.