THE PSI SEMINAR SERIES: WEDNESDAYS AT 11:00 AM | Www.psi.edu
April 13th, 2012
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For maps and directions click here.
2012 Seminars DateSpeakerTitle (link to abstract) Jan 4 Jian-Yang Li (Applicant) Photometry of Cometary Nuclei and the Implications Feb 1 Amara Graps (Applicant) Charged Dust Odysseys Dating Old Earth Rocks Feb 22 Marion Mass Wide distribution and glacial origin of polar gypsum on Mars Feb 29 Kat Gardner-Vandy Formation History of the Brachinites: partial Melts from an R Chondrite-Like Parent Body Apr 3 Robert Tokar Highlights of Cassini/CAPS and MSL/ChemCam Apr 4 Dave Schleicher A Compositional Taxonomy of Comets and Other Database ResultsPAST SEMINARS| 2011 || Fall 2010 |
Spring 2010 | Fall 2009 | Spring 2009 | Fall 2008 |
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Spring 2008 | Fall 2007 |Spring 2007 | Fall 2006 ||
Spring 2006 | Fall 2005 | Spring 2005 | Fall 2004 ||
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Source: (PSI Seminars) http://www.psi.edu/seminars
Poolfilter714 | Just A Second WordPress.com Online Site
April 2nd, 2012
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Pool water will remain crystal clear throughout the whole year with an efficient pump of good quality.
Filtration systems should be used in both above ground and inground pools, as well as hot tubs and spas to keep them looking their best. The primary function of a pool filter is to remove foreign objects and impurities from the pool pool filter cartridge. Leaves, dirt and other types of debris can get into a pool when the weather is bad or if someone tracks it in while going for a swim.
The swimming pool water are subject to the chance of change in the pH due to mixing of also waste materials, skin tanning oils and sun protection creams and resultant is a poor quality of colored water. Not only are these things removed from the water but bacteria are also removed by these filters helping the user to use a clean and healthy pool. To keep a pool in good condition, one need to use good pool filters. To purchase the highest quality filter that will last for many years without needing to be replaced is most important.
It is also important to have a filter that can handle the capacity of the pool it is installed in to ensure that it gets as clean as it can get.
The old equipment will need to be swapped out with the same type of filter for the best pool clarity when purchasing a new filter. There are three main types of pool filters. There are three filters, but sand filters are the most popular.
Sand filters remove the contaminants by filtering the water through a special pool grade sand. It is the oldest type of filtration available for swimming pools and is very efficient in removing debris, resulting in clear and clean pool water. Cartridge filters are another type of pool filter. Pool filter cartridges are often used in conjunction with this system as opposed to sand that is used with a sand filter.
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Source: (pentair pool filters) http://poolfilter714.wordpress.com/