Cheese Cheese making is essentially a dehydration process in which milk casein, fat and minerals are concentrated 6 to 12-fold, depending on the variety. The basic steps common to most varieties are acidification, coagulation, dehydration, and salting. Acid production is the major function of the starter bacteria.
A current transducer is a device that coverts alternating or direct electrical current signals into analog instrumentation signals so that they can be used and readily interpreted by certain industrial control systems.
Microphones in general are a specific kind of electromechanical device called a transducer, converting mechanical energy into electrical energy. In the case of a dynamic microphone, a very thin diaphragm of mylar or other material is attached to a coil of hair-thin copper wire.