a. Chemical Contamination Marker.
The chemical contamination marker (Figure 3-5) is a triangle that is
yellow on both sides. The word GAS in red, 5-centimeter (2-inch),
block letters (fluorescent paint if available) appears on the front
side of the marker (facing away from the contamination). The person
placing the marker should place the name of the agent, if known, and
the date and time of detection on the front of the marker, using
paint, marking pencil, or grease pencil.
The chemical minefield marker (Figure 3-6) is a triangle that is red
on both sides. On the front side (facing away from the contamination)
appear the words GAS MINES in yellow, 2.5-centimeter (1-inch), block
letters fluorescent paint, if available), 'with a horizontal, yellow,
2.5-centimeter (1-inch) strip underneath the lettering. If the
commander desires it, the soldier placing the marker will also
inscribe the name of the chemical agent in the mines and the date of
emplacement on the front of the marker.
Chemical Minefield Marker