5,000
Crater
4,000
3,000
2,000
1,000
0
2
6
10
14
18
Time (min.)
Figure 15. Chromatogram (GC-ECD) of solvent extract of soil collected
10 m from center of range maintenance crater.
single-base propellants. Single-base propellants are used
single-base propellant has been burned directly on the
with 60-mm mortars and 105-mm howitzers, double-
soil surface (Racine et al. 1992).
base with 81-mm mortars and 40-mm grenades, and
Dispensed submunition gravel pad
triple-base with 155-mm howitzers.
In addition to the point where weapons were fired,
We sampled a relatively unvegetated gravel pad that
2,4-DNT contamination may be found where excess
had pieces of 2.75-inch low-spin folding fin aircraft
Figure 16. Sampling soil at Lampkin Range firing point.
22
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