You would need to specify your country. By your use of "licence", rather than the Americanised "license", I'm guessing you'd be from a Commonwealth country - there's a good number of them, each with their own licence style.
You'll never see it, because there isn't one. A CDL driver must complete the written portion of the air brakes test and do their road test in a vehicle so equipped. If they do not do this, then a restriction will appear on their license which prohibits them from operating a CMV equipped with air brakes.
It looks like the word BRAKE. It is pronounced as BRAKE also.
Look at the thing behind your wheel on top of brake rotor with brake pads in it-that's a caliper.
With no endorsement of the link, below, it appears to be a plumbing schematic -- an example only.
yall stupd af
It would depend on the type of license you are referring to.
If it's not on top of the brake pedal look on the brake reservoir.
it actually almos looks like a dildo
It looks like a hydraulic clamp. When hydraulic pressure is applied with the brake pedal, the caliper clamps the disc brake pads to the disc brake rotor to stop rotation.
michigan plate and sticker
Wiki does not do pictures.
what is the most recent lisense plate in rhode island look like?