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	<title>NCPTT &#187; Biological Growth</title>
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	<description>National Center for Preservation Technology and Training</description>
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		<title>Join us Aug. 11 for Preservation In Your Community LIVE on USTREAM</title>
		<link>http://www.ncptt.nps.gov/ncptt-to-host-9th-annual-preservation-in-your-community/</link>
		<comments>http://www.ncptt.nps.gov/ncptt-to-host-9th-annual-preservation-in-your-community/#comments</comments>
		<pubDate>Thu, 30 Jul 2009 15:04:50 +0000</pubDate>
		<dc:creator>NCPTT</dc:creator>
				<category><![CDATA[Events]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[archaeology]]></category>
		<category><![CDATA[archeology]]></category>
		<category><![CDATA[Architecture]]></category>
		<category><![CDATA[artifacts]]></category>
		<category><![CDATA[Biological Growth]]></category>
		<category><![CDATA[bone]]></category>
		<category><![CDATA[bone consolidation]]></category>
		<category><![CDATA[bone strenghening]]></category>
		<category><![CDATA[brick]]></category>
		<category><![CDATA[Cane River Creole National Historic Park]]></category>
		<category><![CDATA[Cane River National Heritage Area]]></category>
		<category><![CDATA[CARI]]></category>
		<category><![CDATA[chemistry]]></category>
		<category><![CDATA[Community]]></category>
		<category><![CDATA[CRNHA]]></category>
		<category><![CDATA[floor coverings]]></category>
		<category><![CDATA[graffiti removal]]></category>
		<category><![CDATA[Historic Landscapes]]></category>
		<category><![CDATA[Historic Structures]]></category>
		<category><![CDATA[Inventory]]></category>
		<category><![CDATA[laser ablation]]></category>
		<category><![CDATA[marble]]></category>
		<category><![CDATA[masonry]]></category>
		<category><![CDATA[microwave radiation]]></category>
		<category><![CDATA[NCPTT]]></category>
		<category><![CDATA[paint stripper]]></category>
		<category><![CDATA[PIYC]]></category>
		<category><![CDATA[poultice]]></category>
		<category><![CDATA[Preservation]]></category>
		<category><![CDATA[Preservation in Your Community]]></category>
		<category><![CDATA[Sol-Gel]]></category>
		<category><![CDATA[tablet computer]]></category>
		<category><![CDATA[window treatments]]></category>

		<guid isPermaLink="false">http://www.ncptt.nps.gov/?p=3951</guid>
		<description><![CDATA[The National Center for Preservation Technology and Training (<a title="NCPTT &#124; National Center for Preservation Technology and Training" href="http://www.ncptt.nps.gov">NCPTT</a>), Cane River National Heritage Area (<a title="Cane River National Heritage Area" href="http://www.nps.gov/crha">CRNHA</a>), and Cane River Creole National Historic Park (<a title="Cane River Creole National Historic Park" href="http://www.nps.gov/CARI">CARI</a>) will showcase recent research at the 9th annual Preservation in Your Community (PIYC) on August 11, 2009 at 5:30 p.m. at NCPTT’s <a title="Directions to NCPTT" href="http://www.ncptt.nps.gov/about-us/directions/">Lee H. Nelson Hall on Northwestern’s campus</a>.]]></description>
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		<slash:comments>2</slash:comments>
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		<title>Smithsonian workshop to feature NCPTT research</title>
		<link>http://www.ncptt.nps.gov/smithsonian-workshop-to-feature-ncptt-research/</link>
		<comments>http://www.ncptt.nps.gov/smithsonian-workshop-to-feature-ncptt-research/#comments</comments>
		<pubDate>Sun, 01 Feb 2009 14:00:25 +0000</pubDate>
		<dc:creator>NCPTT</dc:creator>
				<category><![CDATA[Cemetery Conservation]]></category>
		<category><![CDATA[Events]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[Training]]></category>
		<category><![CDATA[Biological Growth]]></category>
		<category><![CDATA[Cemeteries]]></category>
		<category><![CDATA[cemetery]]></category>
		<category><![CDATA[Museum]]></category>
		<category><![CDATA[Smithsonian]]></category>
		<category><![CDATA[Stone]]></category>
		<category><![CDATA[Washington DC]]></category>

		<guid isPermaLink="false">http://www.ncptt.nps.gov/?p=612</guid>
		<description><![CDATA[NCPTT’s comparative research on cleaners for cemetery headstones will be featured as part of the Smithsonian Museum Conservation Institute’s workshop on microbial colonization of stone. The workshop will be held April 20-22, 2009 in Washington, DC.]]></description>
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		<slash:comments>0</slash:comments>
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		<title>Evaluation of Commercially Available Cleaners on Federally Issued Headstones</title>
		<link>http://www.ncptt.nps.gov/evaluation-of-commercially-available-cleaners-on-federally-issued-headstones/</link>
		<comments>http://www.ncptt.nps.gov/evaluation-of-commercially-available-cleaners-on-federally-issued-headstones/#comments</comments>
		<pubDate>Fri, 14 Mar 2008 20:41:08 +0000</pubDate>
		<dc:creator>NCPTT</dc:creator>
				<category><![CDATA[Cemetery Conservation]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[Biological Growth]]></category>
		<category><![CDATA[Cemeteries]]></category>
		<category><![CDATA[cemetery]]></category>
		<category><![CDATA[Cleaners]]></category>
		<category><![CDATA[grave]]></category>
		<category><![CDATA[graveyards]]></category>
		<category><![CDATA[headstones]]></category>
		<category><![CDATA[Mary Striegel]]></category>
		<category><![CDATA[National Cemetery Administration]]></category>
		<category><![CDATA[Sarah Jackson]]></category>
		<category><![CDATA[Veterans Administration]]></category>

		<guid isPermaLink="false">http://www.ncptt.nps.gov/?p=412</guid>
		<description><![CDATA[The Department of Veteran Affairs, National Cemetery Administration, has entered into a new interagency agreement with NCPTT to continue the evaluation of commercially available cleaners for use on federally-issued headstones.]]></description>
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		<slash:comments>0</slash:comments>
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		<item>
		<title>NCPTT and Department of Veterans Affairs Continue Headstone Study</title>
		<link>http://www.ncptt.nps.gov/ncptt-and-department-of-veterans-affairs-continue-headstone-study/</link>
		<comments>http://www.ncptt.nps.gov/ncptt-and-department-of-veterans-affairs-continue-headstone-study/#comments</comments>
		<pubDate>Wed, 29 Aug 2007 15:04:21 +0000</pubDate>
		<dc:creator>NCPTT</dc:creator>
				<category><![CDATA[Cemetery Conservation]]></category>
		<category><![CDATA[Materials Research]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[Alexandria National Cemetery]]></category>
		<category><![CDATA[Biological Growth]]></category>
		<category><![CDATA[Cleaners]]></category>
		<category><![CDATA[Department of Veterans Affairs]]></category>
		<category><![CDATA[headstones]]></category>
		<category><![CDATA[Jefferson Barracks National Cemetery]]></category>
		<category><![CDATA[NCPTT]]></category>

		<guid isPermaLink="false">http://www.ncptt.nps.gov/?p=1878</guid>
		<description><![CDATA[The Department of Veteran Affairs agreed to fund NCPTT’s two-year continuation of the comparative study of commercially available cleaners for use on federally issued headstones. ]]></description>
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		<slash:comments>0</slash:comments>
		</item>
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		<title>Church Conducts Field Work on Comparitive Study of Commercially Available Cleaners for Headstones</title>
		<link>http://www.ncptt.nps.gov/church-conducts-field-work-on-comparitive-study-of-commercially-available-cleaners-for-headstones/</link>
		<comments>http://www.ncptt.nps.gov/church-conducts-field-work-on-comparitive-study-of-commercially-available-cleaners-for-headstones/#comments</comments>
		<pubDate>Mon, 02 Jul 2007 22:23:11 +0000</pubDate>
		<dc:creator>NCPTT</dc:creator>
				<category><![CDATA[Cemetery Conservation]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[Biological Growth]]></category>
		<category><![CDATA[cemetery]]></category>
		<category><![CDATA[Cleaners]]></category>
		<category><![CDATA[color changes]]></category>
		<category><![CDATA[field work]]></category>
		<category><![CDATA[headstones]]></category>
		<category><![CDATA[Jason Church]]></category>
		<category><![CDATA[national cemeteries]]></category>
		<category><![CDATA[surface alterations]]></category>

		<guid isPermaLink="false">http://www.ncptt.nps.gov/?p=1818</guid>
		<description><![CDATA[NCPTT’s Jason Church conducted fieldwork as part of a comparative study of commercially available cleaners for use on federally issued headstones.]]></description>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Cemetery Biological Growth Study Phase II Begins</title>
		<link>http://www.ncptt.nps.gov/cemetery-biological-growth-study-phase-ii-begins/</link>
		<comments>http://www.ncptt.nps.gov/cemetery-biological-growth-study-phase-ii-begins/#comments</comments>
		<pubDate>Mon, 05 Jun 2006 17:29:35 +0000</pubDate>
		<dc:creator>NCPTT</dc:creator>
				<category><![CDATA[Cemetery Conservation]]></category>
		<category><![CDATA[Materials Research]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[Biological Growth]]></category>
		<category><![CDATA[Cemeteries]]></category>
		<category><![CDATA[cemetery]]></category>
		<category><![CDATA[Cleaners]]></category>
		<category><![CDATA[Cleaning]]></category>
		<category><![CDATA[headstones]]></category>
		<category><![CDATA[Jason Church]]></category>
		<category><![CDATA[National Cemetery Administration]]></category>
		<category><![CDATA[Veterans Administration]]></category>

		<guid isPermaLink="false">http://www.ncptt.nps.gov/?p=1620</guid>
		<description><![CDATA[NCPTT is moving forward with the second phase of a two-year study to evaluate the effectiveness of commercial chemical cleaners for the removal of biological growth and dirt from federally issued headstones.]]></description>
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