Document jmjNO0zvr3Lz9z8bGRNd7gZg9

H. B. Batson D, L. Herndon # February 23, 1973 Mr, R* ft. Baiter General Motors Corp. Terex Division Hudson, Ohio 4423B Dear Nr* Bakert Mr. c. 21* Harauth hue asked as to write to yon concerning possible toxicological problem* involved with welding metals coated with lead-containing paint# Without any specific knowledge of your operations, it is* of course, difficult to appraise the hazard exposure of your employees. As you know* paint such as ours contain ing lead Cremate have been uaed for years without problems. However, there is a potential hazard in welding painted metals which should he considered. Tonic metals contained in the paint, such as Isad mad chromium, could he vaporized end In the absence of adequate ventilation could be inhaled* The Threshold i#iit value <*l v ) for lead (inorganic confounds, fumes and duets) is 0.19 mg./R3 of air (American Conference of Governmental and Industrial Hygienists - intended changes 1972, pg. 34). you Should assure yourself that this T&V (and othsre that may ha applicable) is not exceeded in the welder *# breathing sene# There are also governmental regulations to be con sidered. Tour attention is directed to the federal safety and Health Regulations for construction (Bep. Part 1926.356) and dm regulations (ssp. Part 1910*282) . / N38326 2~ m viw of th bov, WO yoa to with 000 X&ftt&otrial Qyjiooo IMfcfQytiMffit tm la fl fij wKHkt fff #000% ifljjHf- Of# niftHfltri oifcaoteLon. Oux indaetrioi hygienist too# #ugge#td that pm contact Mr. V* O'* C#fcrep in p*xxm*, Michigan (313) S75-2791* / I hep* that thlsha# boon of acna hlp to you, if' wa y-nn "Oo'of further . ' nloaittt lot Oil kBtttl. Vory fcraly yonroj FBSjp* #v B. swain, or. foaricity coordinator DUP050049676