IMPURITIES xa PRESENT IN TALC r ' cua The harmful elements Suistewad according to pharmacopoeia and cosmetics Introductions - General Remarks SURVEY OF THE ELEMENTS CONSIDERED HARMFUL BY THE PHARMACOPOEIAS AND ON WHICH INFORMATION IS GIVEN ALSO IN COSMETOLOGICAL STANDARDS 43, Tonal Iron - Lead - Arsenic - Copper - Nickel and Cobalt - Titanium Chrome Cadmium - pag 19 Gitte y USE OF TALCS OF PINEROLO IN PHARMACEUTIC - COSMETIC SECTOR pag 25 a REMARKS ON THE ' GRINDING OF THE TALC Extraction - Treatment of the unrefined material - Grinding the tale pag 31 a eat ~~~ JNJMX68_000009504 ~ PRATICAL GUIDE TO THE RECOGNITION OF IMPURITIES IN TALC we ve ia of JNJMX68_000009505 PRESENCE AND DIFFERENTIATION OF ACICULAR FIBROUS ney AND FASCICULAR CRYSTALLINE FORMS IN TALCS eS a a ~~ + ee .

Other aspects of nitrosnmines, nitrites and nitrates, lead, mercury and other metals and pesticides will be dealt with by latci cohtribulois.

Occupational Health & Safety Letter Vol.4, No. 9 GERSHON W.

Bulk Lead Carbonate' Aetual- 'm.

Household Soil, Paint Lead, School water.

Some of these materials contain lead.

i n t e n o r f i ->. i TEHfJECO 0 31 EM 1 CALS.

Various additives, such as red lead, lead peroxide, lead chromate and lead sulfides, have been used to successfully increase pot life by delaying or preventing hydrogen evolution and re tarding the tendency to thicken.

Acrillavlnium chlo 51 Cadmium chloride* tolgene" 97 2,5`Diarmriotoluene (suitate) 138 Disultirum 139 Dithranol" 140 Dulcm. 189 Lead caibonjH; 190 Lead chromate 19t lead phosphate' ride 52.

Bulk Lead Carbonate' Aetual- 'm.

Household Soil, Paint Lead, School water.

: ae FEATURES A Mortality Study of Coke Oven Workers in Two South Wales -- Integrated Steelworks , -- Practical Pulmonary Function Testing Acute Toxicity and Skin Corrosion Data for Some Organic and -- Inorganic Compounds and Aqueous Solutions > Lead Poisoning in a Group of Demolition Workers .

DEPARTMENT OF LABOR Occupational Safety and Health Administration ' os o Target Health Hazards * 00917 _ wet, ot gos - r hed SA Atlee Pa 7 wee eae stee _ a toe a 163 Pet = ies bbe on ig pares yer, OS men Sera Se Ae cans 8 Pg = 7 * x Jeet sha Bea Lt rn A Re mpegs Ass Ke oo Scovi ee ae Se 2 ge Sak Ss Wie i es BOP SSEr: ger Basta AY TRPH ee ETE GOREN sei 7 ar cerca Dhtn Se ae tegkt acne % me - eet a Ae Me wt VO t ya - SiLuerte: EAP AIRNEe OY tree B atts ate ROTTS We athe 98 RS codo ten en tk et - ER YEO ett y 2 pe ue oe eWgae ePT t Pee a aarags wAln okie, SEs ie inthe LR Prag ey others Na ten at PL SaaS ak Hite Pet och ate cra ti s th ientesS . et ie one BO eee iEatwsnhtscasthSetP Me rene 3 ' noe Rey ees on by S a ar be fa i .exhibtsckr.om Nee cree ee em Rt eee eo e r eke oe ~ ae mee rs AEE gem RR) come emg ne nen a tm _ ae ce The Quality of the Work Environment Human history has been defined as a record of man's attempts to master his environment The struggle began early with primitive man's attempts to control conditions he did not create and could not comprehend The attempt to control environment continues today and is no less desperate in that the forces man seeks to understand and direct are largely of his own making A separate chapter in man's attempt to control the conditions of his life began about a century ago when a new social awareness focused on the need to improve working conditions A century of progress though often slow and halting has taken us closer to the goal of providing decent conditions of employment for working men and women The Occupational Safety and Health Act of 1970 with its purpose of assuring safe and healthful working conditions for working men and women takes us a step further Literally the Act means that no employee must risk death injury or illness to do his job But the Act is rooted in a tradition that has aimed not just to establish decent working conditions but to make the work environment liveable humanize it This is a goal that cannot be won in a short time nor can it be won by the few for the many The renewed struggle for safe and healthful working conditions must be a common endeavor involving every working man and woman every employer every union member every state and federal government official Focusing upon the need to create healthful working conditions the Occupational Safety and Health Administration in January 1972 initiated the Target Health Hazards Program The emphasis is on five hazardous workplace substances lead silica cotton dust and carbon monoxide The approach is the ancient first to understand the exact nature of the dangers then to control and finally to prevent them It is an objective within reach for occupational diseases can be prevented It has been said that the Target Health Hazards represent only the tip of the iceberg That well may be If so what more logical place to begin This issue of Safety Standards magazine begins a series of articles on the Target Health Hazards with asbestos as the first topic Once highly regarded as a mineral with remarkable qualities asbestos is now widely recognized as one of the most hazardous of air contaminants Asbestos workers and the general public share the common danger That the workplace and the environment in general do not always divide into separate compartments may be seen by glancing at the back cover The photo shows asbestos insulation being sprayed on the steel girders of a building under construction But 25 percent of asbestos spray enters the atmosphere threat to other construction workers and to the community Reducing the risks of asbestos will benefit not employees but also society in general It is an instance where improving the work environment and improving the quality of life come together REGIONAL ADMINISTRATORS Region 1 Donald A.

DREW 475 (ANTIFOAM) b 0 b b ed h ch 4 f t 9l c <1 f c df 9 cc dd 1 ff 99 fl 0 AP00050387 1 KEY TO REACTIVITY GRIO may react to produce heat in closed systems, can generate temperature and pressure increases through auto-acceleration decomposition 90oF) in confined non-diluted state will lead to temperature and pressure build-up in confined non-diluted state will lead to heat generation in confined non-diluted state will lead to heat generation will lead to rapid base hydrolysis, po

Verification of its specificity and determination of its sensitivity will then lead to an analysis of its ability to detect injury from exposure to other chemicals as well as vinyl chloride.