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2. K-factor (fire protection) - Wikipedia

   en.wikipedia.org/wiki/K-factor_(fire_protection)

   K-Factors have also previously been calculated and published using the United States customary units of pound per square inch (psi) and gallon per minute (gpm). Within the United States, US measurements are still often used instead of metric.

3. Matched precipitation rate - Wikipedia

   en.wikipedia.org/wiki/Matched_precipitation_rate

   The first MPR nozzles, the MP Rotator, were produced by Nelson Irrigation in 2003, and acquired by Hunter Industries in 2007. [4] [5] [6] Since then the popularity of these highly uniform yet low application sprinklers has caused every major sprinkler manufacturer to produce their own version of an MPR sprinkler, including Rain Bird [7] and Toro.

4. Irrigation sprinkler - Wikipedia

   en.wikipedia.org/wiki/Irrigation_sprinkler

   An impact sprinkler head in action Sprinklers spraying water to irrigate vine plants in a vineyard An irrigation sprinkler (also known as a water sprinkler or simply a sprinkler ) is a device used to irrigate (water) agricultural crops, lawns, landscapes, golf courses, and other areas.

5. Fire sprinkler system - Wikipedia

   en.wikipedia.org/wiki/Fire_sprinkler_system

   Water flow from sprinklers, needed to control the fire, is delayed until the air is vented from the sprinklers. In regions using NFPA 13 regulations, the time it takes water to reach the hydraulically remote sprinkler from the time that sprinkler is activated is limited to a maximum of 60 seconds.

6. These Are the Best Sprinklers We Recommend for Hassle-Free ...

   www.aol.com/best-sprinklers-lawn-garden...

   65003-AMZ MiniMax Turbo Oscillating Sprinkler. Don’t let the compact size of this Melnor sprinkler fool you, it’s still capable of delivering 3,900 square feet of coverage, and an impressive ...

7. Geopotential height - Wikipedia

   en.wikipedia.org/wiki/Geopotential_height

   A plot of geopotential height for a single pressure level in the atmosphere shows the troughs and ridges (highs and lows) which are typically seen on upper air charts. The geopotential thickness between pressure levels – difference of the 850 hPa and 1000 hPa geopotential heights for example – is proportional to mean virtual temperature in ...