Sentences with phrase «stringent emissions standards required»

Honda did away with the CVCC head design, as more stringent emissions standards required a new approach and the use of a catalytic converter.

Increasingly stringent emissions standards require it, he said.

Not exact matches

GOTS, the Global Organic Textile Standard, certifies cotton manufacturing processes as organic while also requiring that labor conditions are favorable for workers and that air and water emissions meet stringent standards.