10,000
Lampkin Range Firing Point
8,000
6,000
4,000
2,000
0
2
6
10
14
18
Time (min.)
Figure 17. Chromatogram (GC-ECD) of solvent extract of soil col-
lected at Lampkin Range firing point.
rockets and grenades (M39 and M43A1) scattered over
charge. The expended grenades we found were air-burst
the surface. The rockets appeared to be of various types.
antipersonnel munitions (Fig. 18). These types of
We were able to read the nomenclature on the side of
grenades contain propellant (M5 81.95% NC and 15%
one of the rocket pieces. It read WP M156, a rocket
NG) that shoots a steel ball filled with Comp A5 (RDX),
that originally contained 0.999 kg white phosphorus
which then detonates about 5 ft above the impact point
and 54.5 g Comp B (TNT and RDX) as the burster
(U.S. Army 1977).
Figure 18. Grenades (M43A1 and M39) found scattered on a gravel pad on
the Washington Impact Area.
23
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