AS wk
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Guat
painted white, some were painted with aluminum paint, others were covered
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APA Sb
A
with glass wool, and still others had wooden sun-shades erected,
The
GT
temperature inside these containers was measured daily with maximum and
minimum theraometers and it was determined that the white paint proved
ix) |
the best protection from the solar radiation,
we.
of considerable assistance in keeping the containers cool,
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studies were conducted to determine the maximum and minimum tenp-
ly
Similar
eratures and within the Yards and Docks and Corps of Engineers structures
-
MA KA
~
-_~
The prevailing wind was
and within the land and water test aninal containers.
Film badses were
exposed for varying periods in the sunlight to be used as controls for
*
the badges exposed during the tests,
The two Chemical Corps projects under the cognizance of TU 7.6.6,
the measurement of particle size by means of cascade impactors and the
Rh
+
test of collective protectors for the removal of radioactive materials
involved somewhat complicated installations within the OCE structures.
The cascade inpactors were battery operated and involved relatively
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ue
Simple installation, but unfortunately, in two of the structures slight
a
alterations were required in order to attach the inlet of the cascade
wae
aes
impactor to the one-inch pipe through the wall of the structure,
Sr
However,
installation of four cascade impactors was accomplished and the equipment
t
a
operated satisfactorily.
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The test of the collective protectors was sauewhat more complicated
—_
since it was necessary to install some means of measuring the con-
eS
centration of radioactive materials in the effluent air strean of the
ca
vf
protector,
s
,
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.
,
cya
This was to be accomplished by means of a ratenmeter with a
beta sensitive gseiger tube in the air stroam and an Esterline Angus
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