How to put graphite in the car throttle line, can it prevent freezing?

You can pour graphite powder into the throttle cable tube, twitch the cable a few times and put it back as it is. You cannot freeze. It will lead to engine failure or other mechanical failure, thus endangering driving safety. You should replace the throttle line suitable for low temperature environment, put the vehicle in the garage or cover the hood, check the throttle line of the vehicle regularly, and warm up the engine before using the vehicle.