Sunk in the This 6:" riveted-stecl pressure conduit if laid in dump, corrosion-producing earth.

FROM THE DESK OF: E.

EPA 560/6-79-004 POLYCHLORINATED BIPHENYLS 1929-1979 : FINAL REPORT Final Report.

CB 200 REV. 4-69 M 9-69 Monsanto 49 SHIPPER S NO.

American Society of Heating and Ventilating Engineers Guide Table 7.

Healing and Air Conditioning The General Iron Works Company Cincinnati SALES AND SERVICE information from any gas company.

Air Conditioning and Heating Piping Flexible Tubing Chicago Metal Hose Corporation Maywood, Illinois PLANTS MAYWOOD and ELGIN, ILLINOIS Distributors Houston, Texas____ _______________ ___ __ ^___ ___ _________ Los Angeles, California...................... ,,............... _......................

ELEMENTS OF INDUSTRIAL TOXICOLOCY was observed that the absorption of this compound had a direct effect upon the ex cretion of glucuronic aad and of organic sulfates in the unne and that, if the same relation holds for man, the detemunabon of these materials in the unne should be a use ful measure of the extent of the exposure Cyclopropane (tnmethylene) has been rather extensively used m medicine as an anesthetic since about 1929 A concentration of approximately 6 per cent produces light anesthesia in humans, and the deepest surgi cal anesthesia is produced by about 25 per cent If the oxygen concentration is kept at 20 per cent or above, there is arrest of respiration with about 40 per cent of cyclo propane, and irregular heart rhythm and fibrillation are likely to occur at about the same concentration The changes after re peated administrations seem to be edema and fatty changes in the liver, brain dam age, and some damage to the heart 2,4-D (2, 4-dichIorophenoxyacetic aad) is a herbicide that is moderately toxic on ingestion, the mam effect being irritation of the digestive system, with some liver and kidney damage and sometimes congestion of the lungs All the data on poisonings are from ex periments upon laboratory animals, masmuch as these are no cases known of poi sonings of humans in the manufacture or application of die material Also, there are no known cases of direct poisoning of do mestic animals, although there have been some indirect cases where domestic animals have eaten the products of plants which had been killed and bad become toxic as die re sult of changes within the plant material DDT (2, 2-bis [p-chlorophnyl]-l, 1, 1tnchloroethane) has been used extensively for several years as an insecticide, and rela tively few cases of intoxication have result ed.

Examination by Mr.

TUMORS OF THE SKIN 159 oil products were seen, according to Bridge and Henry, in oilers and greasers employed among machinery, engine tenders, mechanics, and certain operatives of engineering trades.

TUMORS OF THE ALIMENTARY SYSTEM 315 site is the lower lip [93 to 95 per cent; only 5 per cent being located on the upper lip and 2 per cent at the angles in men; but 25 per cent are found on the upper lip in women (Wile and Hand; and Delarue and Fayein)]; 3.

''Invaatigative^Report^-ofi "= ..ts;.: `in; K^j^jsy^aD- *; ^KJQJ:.

1 MR.

1 15 .

24002001 s* - v*v i- Goodrich employe dies of chemical-linked d; Vi By MIKIE SHERMAN Ch.irlesE Arthur. 47. an employe of the B-F.