A method that allows calculating the primary energy savings of fuel cogeneration of electricity and heat as compared to separate methods produce the same amount of these types of energy. An analytic expression relating the energy consumption of fuel for production of electricity and heat. taking into account the efficiency with the technologies of production of electricity and heat se... https://www.bekindtopets.com/limited-stock-Beanie-aboriginal-Flag-Clothing-the-Gaps-hot-buy/