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	<title>urban pollution &#8211; BIOENGINEER.ORG</title>
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		<title>Scientists Test Car Cabin Filters on Real Paris Roads, Not Just in Labs</title>
		<link>https://bioengineer.org/scientists-test-car-cabin-filters-on-real-paris-roads-not-just-in-labs/</link>
		
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		<pubDate>Fri, 09 Oct 2026 12:01:54 +0000</pubDate>
				<category><![CDATA[Chemistry]]></category>
		<category><![CDATA[aerosol filtration]]></category>
		<category><![CDATA[air quality]]></category>
		<category><![CDATA[cabin air filters]]></category>
		<category><![CDATA[Computational fluid dynamics]]></category>
		<category><![CDATA[gravimetric analysis]]></category>
		<category><![CDATA[INERIS]]></category>
		<category><![CDATA[on-road measurement]]></category>
		<category><![CDATA[particle exposure]]></category>
		<category><![CDATA[PM1]]></category>
		<category><![CDATA[PM2.5]]></category>
		<category><![CDATA[urban pollution]]></category>
		<category><![CDATA[vehicle ventilation]]></category>
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					<description><![CDATA[French researchers have developed an on-road method to measure how well car cabin filters remove fine particles in real Paris traffic, finding roughly 50 to 57 percent efficiency and revealing that optical counters underestimate PM2.5 concentrations.]]></description>
		
		
		
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