One of the major warning signs that appliances need to be shut off is sparks. If one sees sparks the unit should be shut off. If there is a short in the appliance it should also be shut off as it could cause a fire.
It should stay on for 20 minutes then shut off by itself, or it will shut off when you open the drivers door.
shut off the engine
If you have your own water heater there should be a shut off at the heater. If not I would look under the kitchen sink. There may be shut off valves at each fixture. If there is a central water heater in the basement, there would be a shut off to each unit.
If the clock is in the radio it shouldn't stay on it should go off when you shut the ignition off.... it could come on when you press the bottom left knob in on the radio the the clock appears for about a minute and then should shut off
Yes, there should be one.
outside of the home
the shut off switch should be in the trunk left side near the outer left taillight.
Maybe you should press the off button? or move the lever to the off position?
Which water you talking about? Under the kitchen sink there should be a C/W shut off If your talking toilet there should be a shut off left hand side under the tank. Shower or bath tub possibly integral stops Main cold water shut off Normally by the house trap. Multi story building a cold water riser
No they don't shut off ventilated areas are good just make sure no water can get in
Do not shut the engine off. Instead, slip the shift into neutral and pull off to the side of the road, stop, put it in park then shut he engine off.