"Doctor Drivel" gurgled happily, sounding much
like they were saying:

I repeat. "There is zero insulation in a car".

Repeat it as much as you like: It won;'t make it any less silly than
the first time you said it. There is in fact a considerable amount in
every modern car.

Sound insulation, not high performing heat insulation, which keeps in
and out.

Yes, dear... I'M TALKING ABOUT HEAT INSULATION.