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� viscous clay having a thick, sticky consistency between solid and liquid
� schist crystalline rock that has a closely foliated structure and can be split along approximately parallel planes
� adsorb v. (of a solid) hold (molecules of a gas, liquid, or solute) as a thin film on surfaces outside or within the material. (expressing adherence) + absorb.
� hafeers, simple earthwork excavations that collect rain and rain runoff water,
� Milligrams per liter (mg/l): is equivalent to 1 part per million in water measure.
� DEET is N,N-Diethl-meta-tolumide
� plenimeter. I guess it looks like a pen, and they use it to trace boundaries of an area on a map so as to somehow calculate the area. (must measure angles with a protractor)
An aquifer is a layer of ground that allows water to pass through easily
The water table aquifer is an aquifer that supports the water table. The top limit to this aquifer is the water table itself.
water table. Water percolates through soil particles until it reaches a depth where soil layers can hold no more water. This saturated layer is called the
� Step Test
In a step test, a well is pumped at successively higher discharges and resulting drawdown is measured. Commonly used to determine pumping rate to use in pump test.
� Watershed: The entire area drained by a particular river system;
� (percolation) downward movement of infiltrated water.
� Cryptosporidia is a spherical, single-celled protozoa found in contaminated water and foods, and widespread in dairies and daycare centers. It occurs as spherical cysts about 4 to 6 microns in diameter.
definition of diarrhea = 3 or more loose stools/day
� A bucket on a rope is heavy contamination especially because of the dirt the rope picks up.
Glossaries of Water and Sanitation Terms