The cogeneration stands for the combined heat and power, and is used in power stations to generate electricity and is the most effective use of the waste heat and left energy to make some productive output form the left for heat can be also be applied for heating and cooling effect,s typically in an absorption refrigerator.
<span>an idealized cycle of processes undergone by rocks in the earth's crust, involving igneous intrusion, uplift, erosion, transportation, deposition as sedimentary rock, metamorphism, remelting, and further igneous intrusion.</span>
