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Pool Filter Sand

A bag of swimming pool filter sand.


  Key words: Filter, Pool, Pool-Filter-Sand, Sand  

  Frequently Asked Questions (FAQ's)  

Question: What is a swimming pool?
  Answer: A swimming pool is a structure filled with water and used for swimming. - 144

Question: What is Sand?
  Answer: Sand is small loose gritty rounded grains of quartz rock, or other sedimentary minerals and disintegrated rock. - 125

Question: How big is a grain of sand?
  Answer: The diameter of the sand grain particles ranges from 0.06 to 2 millimeters. - 130

Question: What is smaller then a grain of sand?
  Answer: If the sand particles are too small it is considered silt or dust. - 131

Question: What is larger then a grain of sand?
  Answer: If the sand particles are too big they are pebbles or small stones. - 132

Question: Where is sand most frequently found?
  Answer: Sand is frequently found on the beach or in deserts. - 129


  External related links to the world ...  

National Swimming Pool Foundation
 National Swimming Pool Foundation

 Tips for safer swimming - Public safety tips.

nspf.org - 799
Do it yourself pool
 Do it yourself pool

 Do-it-yourself above ground, and in-ground pool kits.

swimmingpools.com - 800
National Industrial Sand Association (NISA)
 National Industrial Sand Association (NISA)

 Industrial sand information and services.

sand.org - 832




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