Document 4a7Lr8zOokmmGGLo254x43vgV

FILE NAME: WR Grace (WRG) DATE: December 1964 DOC#: WRG281 DOCUMENT DESCRIPTION: 1964 Letter to Dr Siemens from TA Williams regarding Calgary Zonolite plant. i 'Xw&"&.^ <1 il O ' io<> J Fil3 No J.0500 : %J O ` iL4I & 1 S I ) ILt^ 30> Dr H, Siemens,, Dir 'to r, Division of Industrial Covenunrit o f Albor ta , 328 Admits tration Building, EDMONTON ALTA. Health, t Decemi <r d.nd, 10d9 Daar Dr, Siemens, Vc have boon aware or some time that periodically our Zono.li :a Plant in Calvary is dusty and in the past we have cheeked this out vith the Zonolita Co, of America regarding harmful effects. There has been no evidence vhat-soever of any harmful effects to p rsonnol working in the many Zonolite Plants throughout North Arne `Lea this lack of evidence however does not mean that wo Aro not concopiind CO \0 intly abows tho health of our employees because we are* 1 have sent the cop7 of your letter to our Head Office and in the mean time vo are gathering all possible information about the previous background and working conditions of the nine regular employees at the Zonolite Plant in Calgary, . Wfl cortairily respect your opinion that a more detailed study of these men by a chest specialist would be desirable and would appreciate your giving us tho names of the seven men who shov/ed breathing abnormalities, I questioned our Superintendent Kr* Paul Schuldt regarding the two respirators vhich appeared to be dusty and in an unhygienic condition, These taro respirators should have been tlu'own out because they have not been used for tome time and arc not those in use by our employees during the r:ai\uxacturo of Mono-'Xota* Wo realisa the danger from asbestos in the mixing of this product vhich could cause lung fibrosis and our employees must at all times wear sail" itary respirators when mixing this product - if an employee mixes Mono-'Koto vitl ut the use of a clean and satisfactory respirator, ho is dlewis ed imaw cdiatily* The employees know this and therefore do v/enr them at thi.B tioio<> 1O t U T ' E > o \ You v.Ul b hearing further fron 3 hy ''ettor a s jjoo' as i/o reoive word from our Hoad Office regard vn" hi -satter bocAuao I knov. tha thoy rvlll bo juai is concornod as i/o aro regarding tho health of our aployeso b,c,c. N-.F Pushell /