Car Omissions, You Know, You've Made a Mistake

B w cars were omitting forty times the claimed level of nitrogen oxides when it came out. What then happened? The european regulators tested cars in labs and didn't think it was possible to test them on the road. So they did that still in a lab, so that they managed to reproduce those real world conditions. And e it was actually academic to the team of academics at the university of west virginia develop the technology to do this.