<英語字幕元>
Halberstadt,Germany
old man:Playing again?
Why don't you do something more useful?
Kids :But this is useful, grandfather.
Did you know that at over 160km/h,
an F1 car produces downforce that equals the cars own weight?
This means the F1 car can actually stick to the ceiling of a tunnel and drive upside down.
Looks like you had better not get in an F1 car, grandfather. fufufu...