Sentences with phrase «say emission certification»
The authors say emission certification tests, both prior to sale and by vehicle owners, could be more accurate if they were to simulate a broader variety of speeds, driving styles and ambient temperatures.
https://www.sciencedaily.com/ Not exact matches
Einar Telnes, at Det Norske Veritas, the leading certification group for verifying cuts in emissions, says it was right to include HFC 23 because of a lack of regulation in its emission.
«We're going through our emissions certification now and we're very confident,» says Chevy Colorado chief engineer Anita Burke.