The watershed program offers technical assistance to watershed groups, municipalities, and individual citizens. A watershed is a geographic area of land across which water, and the sediments and dissolved materials it contains, flow on their way to a single common outlet -- a stream, lake or river.
A lumbar peritoneal (LP) shunt is a technique of cerebrospinal fluid (CSF) diversion from the lumbar thecal sac to the peritoneal cavity.
Vacuum can be classiï¬ed as high, medium or low, where âhigh vacuumâ corresponds to the lowest abso-. lute pressure: low vacuum â 760â100 torr; medium. In a vacuum distillation system, the. condenser is an important determinant. of overall performance. Follow these. guidelines for specifying, selecting and.