I have no serious knowledge about it, but for the thermic aspect I can’t imagine it working in any way.
Your body will try its best to keep its core temperature constant. So you won’t really cool your cells down.
In this process it will burn even more fuel to produce heat, so quite the opposide they want to archive.
Ich weiß ja, dass es einen z.T. beachtlichen Personalmangel gibt. Aber können wir bitte dennoch mal mit dem Kärcher durch die ganzen Polizeistellen gehen?