Ya but you need cautious or you can be killed by carbon dioxide (the silent killer)
yes but you will waste a lot of gas and you probably want to put it in park or it will roll away and you will die
Yes, it is safe. That is not an essential item for safe running of the car.Yes, it is safe. That is not an essential item for safe running of the car.
Your engine should be cold ( to be on the safe side) when adding antifreeze/coolant. i let the car sit overnight and then add it.
Yeah. Truck drivers do it all the time. As long as your in the open and not locked in the garage. The exhaust will kill you, otherwise.
A car that is stopped with the engine running.
no
This is the result of of an internal combustion engine.
This is the result of of an internal combustion engine.
Sure but leave room for air to flow
No , just when the engine is running
Depends on your definition of safe.