MODIFICATION NO, TO PU \ EXX-MOR-002500 PURCHASE ORDER DISTRIBUTION COPY FORM PA-POP-1 ,(8322100) * ' C-*iE'S MEWr T HEWS SHIPBUILDING AND DRY DOCK COMPANY LEAD YARD ORDER NO.

II-573-63SA-22 EXX- M O R-002464 4 PURCHASE ORDER DISTRIBUTION COPY FORM PA-PQD-1 (3322100) T NEWS SHIPBUILDING AND DRY DOC9DMPANY LEAD YARD ORDER NO.

(ammonium aulfamata) 15 Antimony 0.5 ANTU (alpba-naphthyl-thiourea) 0.3 Araanic 0.5 Barium (aolubla compounda) 0.5 Beryllium 0. 002 Cadmium oxide fume 0.1 Calcium araanata 0.1 Chlordane (1,2,4, 5, 6,7, 8, 8-octa- chloro-3a, 4, 7, 7e-tetra-hydr-4, 7 -m cthanoindane) 2 Chlorinated camphene, 60% 0.5 Chlorinated diphenyl oxide 0.5 Chlorodlphenyl (42% chlorine) - akin 1 Chlorodiphanyl (54% chlorine) - akin 0.5 Chromic acid and chromatea (aa CrO,) 0.1 Crag herbicide (sodium 2-(2, 4-dichloro- phenoxy) ethanol hydrogen eulfate) 15 Cyanide (aa CN) - akin 5 2,4-D (2,4-dicklorophenoxyacetlc acid) 10 DDT (2.2-bia (p-chloropbenyl)-l, 1,1- trichloroethane) 1 Dieldrin (1,2, 3,4,10,10-hexachloro-6, 7-epoxy-1,4,4a,5,6,7,8,8a-octahydro - ` 1 ,-4, 5, 8-dimethanonapbthalene) - akin 0.25 Dinitrobensena akin 1 Dinitrotoluene - akin 1.5 Oinitro-o-creaol - akin 0.2 CPN (O-athyl O-p-nitropbanyl thiono- bcnxenephoaphonate) - akin 0.5 Farbam (ferric dimethyl dithlocarbamale) IS Ferrovanadium duat 1 Fluoride ' 2.5 Hydroquinone 2 Iron oxide fume Lead 15 0.2 Lead araenata 0.15 Lindane (hexachloroeydohexane, gamma iaomar) Lithium hydride .

While the modem use of asbestos expands the field of potential inhalers of asbestos fibres, the risk of asbes tosis is limited, and it is unlikely that these occupations will lead to a marked increase in pulmonary asbestosis.

Arid causes loss of strength, embrittlement, and eventual charring construction of the motor include the tie cord, which may be either a specially treated cotton or synthetic fiber; the lead of cellulose!

Tis is a leading, fully-integrated manufacturer ana distributor of a wiae range of forest ana related products. ' it adds, after a nod to the Company's distribution network.

Electric wiring connections are made by a variety of nwTM to the pane), with leads provided for easy field connection.

T-r LIA15856 LEAD INDUSTRIES ASSOCIATION.

On the other hand, should federal controls merely call for higher standards for hinders and shielding, that would spark a rise of new products, with plastics taking the lead.

Kehoe, one of the world's foremost authorities on lead toxicology and former head of the Kettering Laboratory, was sent to Italy by the Ethyl Corporation, one of the manufacturers of tetramethyl lead.

Lead oxidizes quickly in moist air, resulting in only super ficial tarnish. f.

MEDICAL JOURNAL 15 June 1963 an asbestos environment in cities that in the future basal asbestosis may become almost universal and mesothelioma of the pleura and become common tumours in urban dwellers peritoneum may These observations and opinions are new and we await confirmation of these findings from other countries they may well be confirmed as regards the frequency of asbestos bodies in the lungs of urban dwellers It would seem a hard turn of fate that the avoidance of ordinary pulmonary asbestosis might lead to an increased frequency of mesothelioma of the pleura or peritoneum presumably because the patient lives longer and the carcinogenic action of asbestos has a longer time to act We hope the fears for the future expressed by Thomson et al are unjusti- fied but it may be desirable to pay heed to their warnings at least to the extent of restricting some unnecessary and possibly dangerous uses of asbestos Lungen 1.

1 Industrial Hygiene Digest INDUSTRIAL HEALTH NEWS 0 LITERATURE ABSTRACTS MEDICAL ENGINEERING CHEMICAL TOXICOLOGICAL LEGAL OCTOBER, 1960 (Vol. 24, No. 10) : "-----!

HHBB-0018639 Industrial Hygiene Digest INDUSTRIAL HEALTH NEWS & LITERATURE ABSTRACTS MEDICAL ENGINEERING CHEMICAL TOXICOLOGICAL LEGAL OCTOBER, 1960 (Vol. 24, No. 10) c=a INDUSTRIAL HYGIENE FOUNDATION MELLON INSTITUTE 4400 FIFTH AVENUE ,PITTSBURGH 13 PA. 03120617 03120618 Industrial Hygiene Foundation assumes no responsibility for statements in articles abstracted in this Digest or for material from other organizations which may be sent to members from time to time.

1 Industrial Hygiene Digest INDUSTRIAL HEALTH NEWS 0 LITERATURE ABSTRACTS MEDICAL ENGINEERING CHEMICAL TOXICOLOGICAL LEGAL OCTOBER, 1960 (Vol. 24, No. 10) :- - : "-----!