Show I u. HOW I HEAT IS WASTED THROUGH FAULTY FUR FURNACE ACE SYSTEM In In heating beating houses we really I use ten times as much coal as asIs s sIs Is n necessary Charles Charle P. P Stein SteinI I research expert for tor the Gen General rul Electric company said saidI I recently In Ill a contribution to o the coal number issue of the Surrey I Graphic We could save tenths nine of i iI I It limit hut we ve probably will not do ao doso so until forced to It by a u fallIng fall fail faili i Ing coal supply for to save I would require a radical change In building construction of ot I Usually over 90 per cent all the heat from our furnaces I is lost Although we must replace replace re re- re- re place lilliCe the time foul toul air all with fresh air all I there Is no reason why we should throw awa away with the foul 1 air all aU the good and valuable h heat nt which It contains and not supply new heat to Jo the fresh air I If It n were properly arranged we would take lake the heat out of ot the I II I foul toul air before we exhaust It turn it into the tIie Incoming fresh I II I air Rr and yo so heat the Incoming all air by the heat of the outgoing I warm air I This recovery recover of ot the h heat at I Is called the regenerative system ot of I heating We Ve could d do this by bypassing I IH passing parsing slug the time outgoing warm air I around the time outside of ot the pipes which bring in the fre fresh h air and antI I II I so warm the latter by the former lormer I IBy By y proper building construction 1 tion thou the Ule loss could be made wade I slight so that 11 a very small 1 I amount of ot heat beat would warm wann the house so o small Indeed that It itI I would be he economical to heat beat houses i electrically economical I II I to own a n house without a chimney chimI chim chim- I ney even though the price of ot I electric ll energy must always remain reI remain re re- re- re I main many times greater than I the time price of ot coal con considering the smUt same amount of energy 1 d 1 |