When.com Web Search

Search results

1. Results From The WOW.Com Content Network

2. Powerhead (pump) - Wikipedia

   en.wikipedia.org/wiki/Powerhead_(pump)

   An aquarium powerhead is typically used to create flow throughout the tank.For example, a single powerhead could be used at one end of a freshwater aquarium to simulate a laminar river current, or multiple powerheads can be positioned throughout the aquarium to create more turbulent flow.

3. List of knot terminology - Wikipedia

   en.wikipedia.org/wiki/List_of_knot_terminology

   The reef knot can capsize if one of its standing ends is pulled.. A knot that has capsized or spilled has deformed into a different structure. Although capsizing is sometimes the result of incorrect tying or misuse, it can also be done purposefully in certain cases to strengthen the knot (see the carrick bend [4]) or to untie a seized knot which would otherwise be difficult to release (see ...

4. Rope pump - Wikipedia

   en.wikipedia.org/wiki/Rope_pump

   Rope pump schematic. A rope pump is a type of pump of which the main or most visible component is a continuous piece of rope, in which the rope is integral in raising water from a well. Rope pumps are often used in developing areas, the most common design of which uses PVC pipe and a rope with flexible or rigid valves. Rope pumps are cheap to ...

5. Drain-waste-vent system - Wikipedia

   en.wikipedia.org/wiki/Drain-waste-vent_system

   A sewer pipe is normally at neutral air pressure compared to the surrounding atmosphere.When a column of waste water flows through a pipe, it compresses air ahead of it in the system, creating a positive pressure that must be released so it does not push back on the waste stream and downstream traps, slow drainage, and induce potential clogs.

6. Glossary of underwater diving terminology: A–C - Wikipedia

   en.wikipedia.org/wiki/Glossary_of_underwater...

   booster pump. Main article: Booster pump. Machine used to increase pressure of a gas. Usually refers to the case where inlet pressure is above ambient pressure already. BOP. See: blowout preventer. BOP stack. See: blowout preventer stack. bottom gas The gas breathed by the diver at the deepest part of the dive. Compare with travel gas and ...

7. Negative-pressure wound therapy - Wikipedia

   en.wikipedia.org/wiki/Negative-pressure_wound...

   Pump used to create negative pressure. General technique for NPWT is as follows: A dressing or filler material is fitted to the contours of a wound to protect the periwound and the overlying foam or gauze is then sealed with a transparent film. [9] A drainage tube is then connected to the dressing through an opening of the transparent film.