You might be thinking of "white wall" tires.
what is a automobile tire with the name of a color in it?
Nothing, an automobile tire is a pneumatic tire.
Noun as in automobile tire. Verb ... when you tire a car, you replace a tire or tires OR become weary, fatigued is to tire or tire out.
The tire heats up do to the friction with the road, a heated gas in a set volume will increase in pressure.
The tire material absorbs more light.
use a tire gauge to measure that ,but it is not very much air if it's in a automobile tire.