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I®UNDW `tR <br />TECHNOLOGYINC. <br />I: 6a :em'^zr 11, 1987 <br />Iir.. F:rr, A r n D o o I e <br />;'ahrlcz;re <br />1664 W, Wa:-nington Blvd, <br />l,o:i l.nc'ele;, CA 90007 <br />;2e: i,nelvsi 3 of Spent Pumice Stone <br />I)e<tr mr. Ac iopole: <br />20675 South Western Avenue, Suite 200, Torrance, California 40501 (213) 326-1360 <br />r <br />Grour-5wateiv Technology was requested by Fabricare in November to <br />�3t:rt fc �:�il a preliminary study on the toxicity of the spent pumice <br />,j dobe, generated in the Fabricare facility. A grab sample of <br />=�;nt�pumice stone was taken on November 10, 1987 by GTI°s <br />engineer with the assistence of Mr. John Widdows, Fabricare. The <br />result of laboratory analysis is attached and discussions are <br />oresent:ed below. <br />"ht:!re is 3 list of hazclydGLIS wastes in the 40 CFR (Code of <br />i?ederal Requlation) . For materials that are not listed, it will <br />he rectclatod as a hazardous waste if it exhibits any of the four <br />chr:racteri:i':ics: ignitable, •--orzosive, reactive, and EP toxic. <br />':grtititbili .'- and cor.rosivity of the spent pumice stone sample <br />ha%e teen analyzed by GT Environmental Laboratories. The <br />reE.ulr.w, attached, indicate it is not ignitable and corrosive as <br />,.n-:ci' ied its 40 CFR. <br />Offices in Massachusetts, Florida, Georgia, Ohio, Colorado. New York, California, Connecticut, <br />Virginia, Michigan, Louisiana. New Hamnshire, Texas, Pennsylvania, Canada.Bnd Chile <br />