... CRITERIA DOCUMENTS The National Institute for Occupa- tional Safety and Health (NIOSH) recently transmitted to OSHA cri- teria documents covering worker ex- posure to cotton dust, chloroform and silica. OSHA considers NIOSH criteria documents as a basis ...

... 15, Potash Sulphate; 16, Peroxide of Iron; 17, Silica. SEVENTH SECTION ONE-FOOD MEALS S WE PROGRESS in the work of unfolding the vital laws of life, we drift gradually to that shore where alone the secret of safety can be found. It is not disputed that ...

... definitions in section 3 of the Consumer Product Safety Act (15 U.S.C. 2052) apply to this Part 1305. (b) “Asbestos” means a group. of mineral fibers composed of silica, oxygen, hydrogen and other elements such as sodium, ...

... Carbon and hydrogen - - 175 Magnesia - 236 Alumina .... 237 Safety lamp - 181 Glucina - 238 Gaslights - - - - 183 Ittria 238 Zirconia ... 238 Hydrogen and sulphur - 187 Hydrogen and phosphorus - 189 Silica 239 Nitrogen and carbon - 190 Order 3d. -Metals ...

... evaporated to dryness for use again; the precipitated silica is mixed with ... furnished with a man-hole, safety valve, a ther- inch. When it has remained ...

... Insects,..............292 « ofReptiles,.............292 u by ... artificial,..................15a Silver,............................140 ...

... apie No. 1 = Sand-Blast Material for free silica determination Description of ... He Mine and Safety Inspection Commissioner Industrial Commission of Uteh 438 State ...

... the air sample contains carbon monoxide, the yellow silica gel turns to a ... of Figure 18, Mine Safety Appliance Corp. green shown on the scale are ...

... Weliare, Public Health Service, National Institute for Occupational Safety ... C.M. (eds.). Silica, Silicosis, and Cancer. New York, Praeger, 1985, pp. ...