Leaving the window partially open will keep the car cool enough?

By turning on the air conditioning. Or opening a window. Or parking in the shade.

For motor vehicles: Downforce. toe, camber. Added: For railroad trains - the steel flanges on the wheels that travel along the inner surface of rails prevent the cars from leaving the tracks.

It's probably not that big of a deal so long as you take measures to avoid mildew and mold growth inside the car as quickly as possible. Park the car in a closed garage, preferably a heated one if...

how is to dry it in the car wash is the answer.

put it in a freezeer