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YVRG 0Cl045
ZONOLITE
CONSTRUCTION PRODUCTS DIVISION
015703
TO R.L. Oliverio
DATE September 15, 1972
fROM e.D. Lovick
SUBJECT Personal and Confidential
cc' H.A. Brown,/T.J. Iysll, O.F. Stewart, P. Kostic
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Following is a summary of results of our 1972 X-Ray interpretations.
159 Employees X-Rayed 109 with normal chests
50 showing fibrosis, emphysema or other chest abnormalities.
One employee who showed an abnormal condition in 1971 was removed from the 1972 list as the 1972 interpretation showed a normal chest.
These ware 4 employees who showed abnormalities in 1972 that did not in 1971, so were added to the abnormal list as follows.
Age Jf9 - 5 years employed i*8 - 14 years employed 37 - 13 years employed 27-8 years employed.
Six people showed an increase in fibrosis since 1971
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i PAGE 2
ZONO LITE
CONSTRUCTION PRODUCTS DIVISION
015704 ./
T0 R.L. Oliverio
da7f Sept. 15, 1972
FROM e.D, Lovick
SUBJECT Personal & Confidential (page 2)
CC: H;A, Brown, T.J. Iyall, O.F. Stewart, P. Kostio
The following summary is far employees with lung disease:
Ae
18-30 31-40 41-50 51-60 61-65
Total
No.
2 6 11 28 3
50
Number Years Employment
1-5 6-10 11-15 16-20 21-25
26*
11
2 22
32
2
31
34
6
5
6.
4
3
87
11
7
9
8
Following is a summary of employees with normal chest X-Rays.
Age
18-30 31-40 41-50 51-60 61-65
Total
No.
32 41 21 14
1
109
Number Years Employment
_1=5 30 26 8 2
--
66
6-10
2 8 4 4 1
19
11-15
4 5 2
--
11
16-20
3 2 1 -- 6
21-25
2 3 -- 5
26*
2 --
2
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