you guys are cracking me up...

i mean, cracking my code/lingo!!!!
in our line of work, we call them "desintegrators" and "itemisers", devices that make sure that the things don't get into wrong hands, and that the hands passing through are clean hands... too long to explain, and besides, if i explain, then one of the posted pictures will activate self-desintegration programs on your computer....
you can google those terms...

SOS/ASSIST button on the overhead console... i don't use it, so, the V1 power button will do...