Document 5brb2G6g2odEdD5B5M4jYEdk4

HONS 0 3 0 4 5 3 WASMIVClyN. o. C. 20=01 flttri fg -1) Pag* "'c / SAN FP,-'.:i.>Co, .CAL. EXAMINER , FEB 251969 E - 220,610 S - 691,510 /, in Bay, Mothers' Milk B1 Gfflette is polychlorinated biphenyl, undo- tbe trade name of Aro* But scientists here regard! ocean has grown to nearly Writer or PC. j . l cion. He said tyNuanto h** such spills as only a small | twice that expected from nat LA JOLLA -- An alarming iww chemical pollutant re* It is used to make plastics, loot responded to questions synthetic rubber products, about the chemistry of PCB facet of global marine pofiu*! ural sources. . don. , { The heavy mftal has been wimbling the Insecticide DDT and epoxy adhesives. It ap Is accumulating in Pacific parently escapes to the envi and its tong range effects on animal life. Dr. Edward Goldberg, a! known as a poison' for ages, professor of chemistry at! "but as yet we don't know and- Atlantic Ocean marine life, according to a scientist from the University of Cali* ronment in fiones and indus trial waste water,' Dr. Rise* brough said yesterday. PCB is the latest addition to a growing list of chemi cals, generated tor toe bene Scripps, observes that with' [lead, tbe chlorinated hydro carbons. and crude oil, "man; the effects of lead accumula tion to ocean food chains," Dr. Patterson said. . tenia at Berkeley. PCB has also been found in The substance apparently human milk analyzed at the irplaying a role In toe rapid University of Colorado- `" of at iw, least aae**w toe TfernSnST Though it is not an. insecti cide, PCB belongs to the faicbnTaOTlt may have abet* same chemical family as ted toe the Gulf pelican. disappearance from1 Coast of toe brown \ DDT chlorinated hydrocar bons. . ' ' They are not easily broken fit of man, that are appear ing in ever larger amounts in the open ocean -- and is some cases, to the food man takes from the sea. . Whale Picture , 'As such, the presence of PCB in marine life is tbe newest symptom of /town's has left his imprint to all, (toe disquieting hint, bow* parts of the world ocean,! ever, is that marine plants which covers two-thirds of j and animals -- hold most of tbe earth's surface to an av-j the lead they .ingest, then erage depth of several pass it on to the neXt hnk la miles." thefood chain. .j Lead, used j knock agent'in gasoline-, pouring from the world's au*, tomobiles at a rate of about! Plasties down in the environment. chemical invasion of tbe one million tons a year, Dr. \~- Swedish scientists first They tend to accumalate in ocean" -- tbe subject of a Clair Patterson, a geochem identified t|e pollutant in fish tots and oils in living tissue, grim and occasionally out ist at Caltech to Pasadena, j taken,from toe Atlantic Now and they can disturb a varie raged discussion among 200 reported. '! in recent months, UC re* ty of chemical processes scientists, here for two days Rain and now sweep; " chave found it in within living cells. - at tbe Scripps Institution of of the automotive toll*: birds and fish from San I Dr. Rkebrough said Mon Oceanography. out from the air and carry it FrahdsooBay. j santo Chemical Company is To most Californians to to the sea. \! -Dr, Robert Bisebrough, of! apparently the sole producer day, a polluted sea most like As a result. Dr. Patterson! the UC Institute of Marine of PCB compounds in the ly means the huge oil slick to! said, the amount of lead to; Said the chemical United States, selling them the Santa Barbara Channel. the upper 3000 feet of the1