GUMMED FIIM COMPARISONS
or
2
AE
8
Oo
WT
WL
I~
(Cumlative 2c/mi*)
Ratio
LaGuardia Soil
13.0
26.0
13.0
HASL Pot
Wy .9
25.9
11.0
3.8
903
55
6.5
16.2
907
,
Gummned Filn
2.6
Gummed Film
Pittsburgh Rain
Gummed Film
Notes
206
709
8.5
Gummed filmvalues not corrected for efficiency.
a
«
a
563
$09
245 .
2.0
1.65