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Show Carbon Monoxide Menace According to 1'rof. Alexander Silverman, Sil-verman, research expert and head of j the department (if chemistry of the Unl- versity of Bit t.-hurgh. the advent of the automobile has brought a new tueiace with it, the carbon monoxide I gas, a deadly Hison. He says: "We are sh wiy being i-'sed in our con- j g"sted chorou'hf: re-i. Research to j ; prevent the formal. on of exhaust gases ) ! containing c.irbou monoxide are under j way, bet progress Is siow and it is ' (iillicult to convince owners of the I i-poria'-re of u.iing enough air with : ' the gas." i |