One of these myths is the idea that your body can only consume 30 grams of protein in one sitting, and that anything beyond that level is just wasted and left unutilized.
A public limited company (legally abbreviated to plc) is a type of public company under the United Kingdom company law, some Commonwealth jurisdictions, and the Republic of Ireland.
Relays are used to isolate one voltage level from another. A PLC may be used to control the operation of a medium-voltage motor, perhaps 2,300V or 4,160V. A relay is used to energize the starter, which, in turn, switches the motor voltage while the PLC controls the relay.