Although all small particles are bad for the lungs, there must be a difference i...

		geomark on Nov 19, 2019 \| parent \| context \| favorite \| on: The cognitive costs of air pollution Although all small particles are bad for the lungs, there must be a difference in their effects on brain and organs, depending on what those small particles are made of since PM 2.5 particles pass through lung lining and into the blood to be distributed around the body.