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<title><![CDATA[EC21 Product Catalogs - world war 2]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/world-war-2--331019/1/world war 2.html]]></link><item>
<title><![CDATA[China Yozonetech Teflon PTFE FEP OEM/ODM SAE 100% Virgin Milky White Extruded Manufacturer]]></title><link><![CDATA[https://chinaptfetube.en.ec21.com/China-Yozonetech-Teflon-PTFE-FEP--11651873_11651874.html]]></link><description><![CDATA[Polytetrafluoroethylene was first discovered in the 1930s by Dr. Roy Plunkett, a scientist at DuPont, and was first used in the top-secret Manhattan Project during World War II.
In the late 1940s, Du]]></description><pubDate><![CDATA[20221007]]></pubDate></item>

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