(3)
Treat the bednet with permethrin aerosol clothing repellent
(4)
Spray the interior space with d-phenothrin aerosol spray insecticide.
CAUTIONS:
DO NOT breath vapors from the spray.
DO NOT use permethrin clothing repellent or d-phenothrin aerosol spray
insecticide on your skin.
9-10. WATER-BORNE AND FOOD-BORNE DISEASES
Diseases caused by contaminated water and food include intestinal diseases
such as diarrhea and dysentery. Diarrhea is an intestinal disorder characterized by
abnormally frequent and watery bowel movements. Dysentery is an infectious disease
characterized by stomach pain and diarrhea with passage of mucus and blood. They
can result in dehydration and even death. The most common cause of diarrhea and
dysentery is food and water contaminated with human feces.
a. Water. Whenever possible, obtain drinking water from sources that have
been approved for consumption. In the field, however, you may have to obtain water
from other sources. Always assume that water from an unapproved source is
contaminated and must be disinfected before drinking. The following procedures are
used when disinfecting water with iodine tablets.
(1)
Fill your canteen with the cleanest, clearest water available.
(2) Check the color of the iodine tablets in the bottle. The tablets should be
uniformly steel gray in color. Discard any tablets that are not steel gray in color, that are
stuck together, or that have crumbled.
(3) Add two tablets to your one-quart canteen of water. (If you are using a
two-quart canteen, add four tablets.)
(4)
Replace the cap on the canteen.
(5)
Wait five minutes for the tablets to dissolve.
(6)
Shake the canteen to mix the dissolved tablets and the water.
(7)
Disinfect the threads on the canteen.
(a) Loosen the cap on the canteen.
(b) Tip the canteen over and squeeze to allow leakage around the
canteen threads to disinfect them.
(c)
Turn the canteen upright and tighten the cap on the canteen.
IS0877
9-21
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