Increase downforce which improves traction.
The foil in front of the rear tires is there to proven air from getting under the rear tires and causing the tires to loose traction.
To illuminate a character by contrast.
The cross section geometry/shape of a wing is called as Airfoil in American English the same is called as Aero foil in British English.
shiny metal foil
it conducts the electricity in the cables
a foil? A character foil is a minor character who is used by the author to illuminate the main character's personality and some of his/her's weaknesses
There are two types of electric shavers; rotary blade or foil shaver. The foil used in the Braun shaver uses a series of knives located under a metallic foil. The foils purpose is to raise the hairs and guide them into the knives.
Most mirrors are made of glass with an aluminum foil behind them.
It doesn't matter which side of the aluminum foil you use for cooking, as both sides are the same. The difference in appearance comes from the manufacturing process of the foil, not for any specific cooking purpose.
to find out if all element has the same mass or can pass through the tin foil in other words not all passed through
Butter can pick up flavors and odors pretty easily. I believe foil is better at blocking those odors than some other packaging materials.