Scientists from all over the world recognize that energy saving in households is currently very relevant topic. Energy resources are very important factor for each country's economic vitality. Not only the country's replenishment in energy resources is important, but also the reduction of energy...

Scientists from all over the world recognize that energy saving in households is currently very relevant topic. Energy resources are very important factor for each country's economic vitality. Not only the country's replenishment in energy resources is important, but also the reduction of energy...