Show science in the news by 0 OR R S SON 0 N D M MUNN U N N utip LLA so SJ editor amah an authoritative article on the long sears search for the perfect antifreeze solution for automobile radiators appears in the journal burnal ol 01 chemical education which is under the sponsorship of th american chemical society the authors of the article report ot 01 original research carried on by the Nit national notional iOnal carbon company inc at tonawanda N Y where the largest antifreeze anti freeze development laboratory in m the world is maintained prevention of freezing at prevailing winter temperatures is only the first tcp step in in perfecting an antifreeze I 1 preparation plain ethylene glycol M mixed axed with water for instance orson orion 6 0 munn mun will leak out of a cooling system more readily than will straight water so an antifreeze anti freeze breeze to be permanent must be treated to prevent it its loss through ae leakage kage from tom minute openings in the h aca cooling ling system 1 experiments eri ments show that prestone iti tp freeze which has an ethylene acol col base has a leakage m rate t ily jy 30 to 50 that 0 of water wate r water will corrode metal parts I 1 when it is heated and ana tal n air air is is forced into it two r ig s which occur in in an auto files cooling system there it is 13 most important that the s freece contain inhibitor inhibit ori ast rust and corrosion as well rell the foaming which con can wes a drawback of untreated ilene glycol furthermore e vital parts of the cooling m are made of rubber the solution must not attack djs this sub stance experiments with per rial manent item antifreeze anti antt freeze as now de show conquest not only ol 01 0 the rust and corrosion and foam ing problems grob problems lems but of the bange to ru rubber bet as well hose fail failure have been found to be more ire fre quent with plain lain water than wit the property properly pro perfy treated ethylen glycol antifreeze anti freeze solution one finding of significance ti it cat car owners is that the difficult tes for their cooling cool irig systems come after a the engine has been stop pec heat immediately rises then ar the threat of after boil is presen this is one of the most coranic causes auses c of loss of alcohol types i antifreeze anti freeze solutions occurring Oc currin without the knowledge of the cc owner it sets the stage for a overheated radiator after the tion level drops to the bange point the only protection again again after boil is is a type of anti freez with a very high boiling point s that the periods ot of excessive heat beat can be resisted by the solution it ir the cooling system constant labori laboratory tory research or 01 this subject Is necessary to match developments in automobile en gines one reward of past wor war apparent today is that the danl planes panes and mosquito boats used national defense are readily st si plied with that most vital need an efficient antifreeze anti freeze solution |