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	<id>https://www.conservapedia.com/index.php?action=history&amp;feed=atom&amp;title=Class_II_substance</id>
	<title>Class II substance - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://www.conservapedia.com/index.php?action=history&amp;feed=atom&amp;title=Class_II_substance"/>
	<link rel="alternate" type="text/html" href="https://www.conservapedia.com/index.php?title=Class_II_substance&amp;action=history"/>
	<updated>2026-09-22T11:29:29Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.35.14</generator>
	<entry>
		<id>https://www.conservapedia.com/index.php?title=Class_II_substance&amp;diff=356652&amp;oldid=prev</id>
		<title>Philip J. Rayment: Class II Substance moved to Class II substance: Conform to revised MoS</title>
		<link rel="alternate" type="text/html" href="https://www.conservapedia.com/index.php?title=Class_II_substance&amp;diff=356652&amp;oldid=prev"/>
		<updated>2007-12-22T11:23:20Z</updated>

		<summary type="html">&lt;p&gt;&lt;a href=&quot;/Class_II_Substance&quot; class=&quot;mw-redirect&quot; title=&quot;Class II Substance&quot;&gt;Class II Substance&lt;/a&gt; moved to &lt;a href=&quot;/Class_II_substance&quot; title=&quot;Class II substance&quot;&gt;Class II substance&lt;/a&gt;: Conform to revised MoS&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 11:23, December 22, 2007&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Philip J. Rayment</name></author>
	</entry>
	<entry>
		<id>https://www.conservapedia.com/index.php?title=Class_II_substance&amp;diff=295029&amp;oldid=prev</id>
		<title>HelpJazz: clean up</title>
		<link rel="alternate" type="text/html" href="https://www.conservapedia.com/index.php?title=Class_II_substance&amp;diff=295029&amp;oldid=prev"/>
		<updated>2007-09-18T00:18:48Z</updated>

		<summary type="html">&lt;p&gt;clean up&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 00:18, September 18, 2007&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot; &gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;A Class II &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Substance &lt;/del&gt;is a chemical assigned an ozone-depletion potential of less than 0.2 by the [[&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;EPA&lt;/del&gt;]].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;A &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;'''&lt;/ins&gt;Class II &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;substance''' &lt;/ins&gt;is a &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[[&lt;/ins&gt;chemical&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;]] &lt;/ins&gt;assigned an &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[[&lt;/ins&gt;ozone-depletion potential&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;]] (ODP) &lt;/ins&gt;of less than 0.2 by the [[&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Environmental Protection Agency&lt;/ins&gt;]].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Currently, all of the [[&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;HCFC&lt;/del&gt;]]s are class II substances. Lists of class II substances with their &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;[[ODP]]s&lt;/del&gt;, [[&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;GWP&lt;/del&gt;]]s, and [[CAS]] &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;numbers &lt;/del&gt;are available [http://www.epa.gov/ozone/ods2.html here].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Currently, all of the [[&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;hydrochlorofluorocarbon&lt;/ins&gt;]]s &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;(HFCFs) &lt;/ins&gt;are class II substances. Lists of class II substances with their &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;ODPs&lt;/ins&gt;, [[&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;global warming potential&lt;/ins&gt;]]s, and [[CAS &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;number&lt;/ins&gt;]]&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;s &lt;/ins&gt;are available [http://www.epa.gov/ozone/ods2.html here].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:Chemistry]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:Chemistry]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>HelpJazz</name></author>
	</entry>
	<entry>
		<id>https://www.conservapedia.com/index.php?title=Class_II_substance&amp;diff=216723&amp;oldid=prev</id>
		<title>Jallen at 14:38, July 3, 2007</title>
		<link rel="alternate" type="text/html" href="https://www.conservapedia.com/index.php?title=Class_II_substance&amp;diff=216723&amp;oldid=prev"/>
		<updated>2007-07-03T14:38:12Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 14:38, July 3, 2007&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l2&quot; &gt;Line 2:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 2:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Currently, all of the [[HCFC]]s are class II substances. Lists of class II substances with their [[ODP]]s, [[GWP]]s, and [[CAS]] numbers are available [http://www.epa.gov/ozone/ods2.html here].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Currently, all of the [[HCFC]]s are class II substances. Lists of class II substances with their [[ODP]]s, [[GWP]]s, and [[CAS]] numbers are available [http://www.epa.gov/ozone/ods2.html here].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[Category:Chemistry]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Jallen</name></author>
	</entry>
	<entry>
		<id>https://www.conservapedia.com/index.php?title=Class_II_substance&amp;diff=187504&amp;oldid=prev</id>
		<title>Aschlafly: New page: A Class II Substance is a chemical assigned an ozone-depletion potential of less than 0.2 by the EPA.  Currently, all of the HCFCs are class II substances. Lists of class II substa...</title>
		<link rel="alternate" type="text/html" href="https://www.conservapedia.com/index.php?title=Class_II_substance&amp;diff=187504&amp;oldid=prev"/>
		<updated>2007-06-03T02:46:10Z</updated>

		<summary type="html">&lt;p&gt;New page: A Class II Substance is a chemical assigned an ozone-depletion potential of less than 0.2 by the &lt;a href=&quot;/EPA&quot; class=&quot;mw-redirect&quot; title=&quot;EPA&quot;&gt;EPA&lt;/a&gt;.  Currently, all of the &lt;a href=&quot;/HCFC&quot; class=&quot;mw-redirect&quot; title=&quot;HCFC&quot;&gt;HCFCs&lt;/a&gt; are class II substances. Lists of class II substa...&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;A Class II Substance is a chemical assigned an ozone-depletion potential of less than 0.2 by the [[EPA]].&lt;br /&gt;
&lt;br /&gt;
Currently, all of the [[HCFC]]s are class II substances. Lists of class II substances with their [[ODP]]s, [[GWP]]s, and [[CAS]] numbers are available [http://www.epa.gov/ozone/ods2.html here].&lt;/div&gt;</summary>
		<author><name>Aschlafly</name></author>
	</entry>
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