s'* * ' i- STEPHEN M.

'f.

**************** AMER ICHEM , INC - MATERIAL SAFETY DATA SHEET **************** DATE r ********************************** SECTION I. ********************************* *41* MANUFACTURER: Americhem, Inc.

NEW YORK.

m* lan be- ,/J. p good o train Jinique. iron and one the s start- sontrob Human Mining Section Executive Committee 1944-1945 General Chairman--C.

0.

executive ornce* Iveasbey & Mattisox Company mamu'actuac** r ASeoroft ano maoncsia Mooucvt HMCt i3 Ambleh, Pennsylvania.........................

Oototor 13, 1949 Ifj JU 3* lMHf OkdfWB Znotltotn of Xadoatrlal bodiainn av lark ftdnnlt^Billmi Martino!

m <UT.VAMJ?

CA.50CHY CO LOR : SCHEDULE: 1.

Hemeon Study -- What the Companies Knew and Didn't Tell Exhibit No.

f RGS A.

NEW YORK OFFICE October 30, 1947 L.

I Soda ash improves the quality of both the brick and the itself for plants where slight or no actual losses occur If. &.'

Varies ^,vn Copyright, 1945, b y the Am erican W ater W orks Association, In c. 1 in nr j cr+ 'vii tni 53.11 H W S tWf H W Q P < P< ><H ,2 > P w < uW U P w Oh,, zC/3 kWJ S* o - s > to- ^ OS X Bi * << Su 8H C/3 hJ No. of Percent N o. of Percent Feet No. of Feet in Service Percent age of Total Year of F irs t Installa tion A v e r age Age, yr. 79,942 100.00 1,095,827 6.80 93.2 4.60 9.81 Os^>'OfOf<3r-cSMiO'0'Ou30iOiOlOCCi/3lO lo iO to to Lq to '0e*>it^odc>o6'0-<^'0odiocs'dvdt^t^-<^os os 10 10 vj cs ni> vosDpopovocspo^co^cs cs in ^ cs c>a cs cs Os Os O' os Os os SO 10 to CM00^^fC'C#3 00CO^O*HN>O>Otn00 "^^rfTfH^-^COOOcOCS''--'COfOrOfO'-i'-'O''--lossotoocorococo OO^OOOOtHOtOHOtO-H OOOr-Of OOWoOO'OsOW'OsOr'*OH sOsOsOOtHOsOOOO*HOtOHOrHsO*'O4 'O'O^s COCO ^-r-i O-'H Os-H SOOO'ON^NNOONHOOVOOHi-I^OHHOOd'OON^O ^ ^ *1 ^ . ^ o^oooooooooooop O CS co* cM CO 00 CS o o o o o o o o o o o o' o o o o o o o to *-H -* ' '' ^ -h oo oo .