And Bill's interest has lead him to read many books on the role of the mush room in such occult subjects as magic and witchcraft.

DESTROYING CHEMICAL WASTES COMMERCIAL SCALE INCINERATORS HONS 014818 f~- tfAsice Pec `p vitc of 77 DESTROYING CHEMICAL WASTES IN COMMERCIAL SCALE INCINERATORS CONTRACT NO. 68-01-2966 FINAL REPORT - PHASE II NOVEMBER 1977 PREPARED FOR U.S.

frZZSSOOOdV TLVs Threshold Limit Values for Chemical Substances in the Work Environment Adopted by ACGIH for 1984-85 AP00055725 1983*84 CHEMICAL SUBSTANCES TLV COMMITTEE Vernon L.

frZZSSOOOdV TLVs Threshold Limit Values for Chemical Substances in the Work Environment Adopted by ACGIH for 1984-85 AP00055725 1983*84 CHEMICAL SUBSTANCES TLV COMMITTEE Vernon L.

LAM009458 TLVs Threshold Limit Values for Chemical Substances in Workroom Air Adopted by ACGIH for 1981 LAM009459 1981 TLV AIRBORNE CONTAMINANTS COMMITTEE Vernon L.

Lead Co. of Ohio. tafWWfht to3-3-5 with KOH (Coegored), the vol.madettpto Cinonaati).

Note that the threshold limit for lead has been increased from 0.15 to 0.2 mg.

And so should businesses whose activities result in a high and repeated exposure to certain materials like asbestos, cotton dust, silica, lead and carbon monoxide.

PLAINTIFF'S EXHIBIT Beyond Safety Regulations BY ROBERT W.

-ill I DU 040443 CONDOffiri/li T SIT >t a THMJHOIO LIMIT VAlUiS or AIMOKNI CONTAMINANTS 4**11 196) I Dlls *##* bv jaR lf7S hould eontidn the espentioa af iu umplini propun is oectnauUie date on *h* l*l< of employe* expoture to thute contaminant* which may ba aignificant in Company operai iona.

Beyond Safety Regulations BY ROBERT W.

:= r* fi"p Jj-v i#- Hr.

In Baton Rouge the Oil Centennial celebration reached its climax in early November with these Ethyl people taking leading parts.

Thomas G.

Othe r m e as ure s o f c o n t r o l h ave b e e n fo u n d nece ssary in order to o btain s a tis fa c to r y r e s u lts , but i t must be r e c o gn i z e d as a f i r s t p r i n c i p l e th a t no amount o f cau tio n and no amount o f m e d ical and h yg i e n i c s u p e rvi s i o n can p o s s i b l y m o dify s i g n i fi c a n tly the bas ic conditions of lead exposure which aris e fro m the c h a r a c t e r and q u a l i t y o f th e e quipme nt The o i l y l i q u i d , lead te tra e th yl, is s u ffic ie n tly vo la tile at ordinary temperatures to cause acute danger o f death from i t s i n h a la tio n .