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<title><![CDATA[EC21 Product Catalogs - citation]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/citation--1110/1/citation.html]]></link><item>
<title><![CDATA[Liquefied Petroleum Gas (LPG)]]></title><link><![CDATA[https://prefooil.en.ec21.com/Liquefied-Petroleum-Gas-LPG--10972531_10973248.html]]></link><description><![CDATA[citation needed]. Propylene and butylenes are usually also present in small concentration. A powerful odorant, ethanethiol, is added so that leaks can be detected easily. The international standard i]]></description><pubDate><![CDATA[20200729]]></pubDate></item>

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