A computer control system that allows the vehicle to be controlled under heavy braking by releasing hydraulic pressure to wheels that are about to lock up and skid. Sensors located at the wheels, monitor rotating wheel speed in relation to other wheels and send the information to a control module that in turn controls a hydraulic modulator, which regulates hydraulic fluid pressure to each brake assembly.
To cool a vapor to below its boiling point, where it then condenses into a liquid.
The pipe between the exhaust manifold in the muffler.
And organic chemical compounds made up of carbon, Coreen and fluorine atoms, usually used in refrigeration. R12 is a CFC.