The book presents technologies of complex fuel mixture activation by means of dissolving a combustible gas (methane, propane or propane-butane gas mixture) in diesel fuel or petrol before feeding it into the combustion chamber;A similar technology is presented for the aeration process of water or aqueous solutions with the phenomenon (effect) of dissolving oxygen in water or aqueous solution to complete saturation ;Considering specific requirements to ecology and energetics for all variants of used liquid fuels, the author of this publication first of all considers the most economical types of fuel mixture activation and binding of activation processes to peculiarities and conditions of smart house infrastructure.