No , this coolant is coming from your heater core and you are losing engine coolant ; you need to have this repaired because the engine will overheat and suffer damage that will be more expensive than the repair of the heater core .
If only adding coolant to a leaking system it is safe because soon you will be forced to drain the coolant and fix a problem
No, you run the risk of destroying the motor.
It will be safe to drive short distance as long as the car does not over heat. You can top up the engine coolant or use water/coolant mixture till you fix the problem which could be leaking hose pipe. leaking radiator or faulty radiator cap
No
car smells of gas inside and out
Yes. By little I'm talking two tablespoons. If more, then purge and refill with coolant and water.
yes just make sure antifreeze level is topped off and you will make it just watch temp gauge.
For the safety of a mine one should check the leakages from the roof, presence or leaking of methane or any other gases inside the mine , temperature inside , etc.
its inside the fule tank drive safe
You should replace it the radiator to play it safe because theres a good chance that it may be leaking or will leaking but check with your dealer or autoshop.
its inside the fule tank drive safe
is it safe to use prestone coolant in my1998 lexus es 300