One study shows simple steps can significantly cut emissions from a major source of air pollution. NPR’s Jonathan Lambert reports. This article was originally published on WBUR.org.

Jackie Amézquita had several test bricks arranged neatly on a table in her studio in Los Angeles. In a departure from earlier ...

After the dosing of the raw materials, homogenization was carried out in the horizontal rotary mill QUIMIS, model Q298. The clinker production process followed the methodology adopted in the studies ...