Technology & Science·Video

How emissions tests that exposed VW scandal were done

John Swanton, an air specialist with the California Air Resources Board, shows CBC the kind of lab and road testing that exposed the VW emissions fraud.

Tour of California Air Resources Board's Haagen-Smit Laboratory

An Air Specialist with the California Air Resources Board demonstrates the testing similar to that which exposed the VW emissions fraud. Due to legal reasons, he was unable to address the VW findings specifically 2:03

John Swanton, an air specialist with the California Air Resources Board, shows CBC reporter Kim Brunhuber the testing done in the lab and on the road similar to that which exposed the VW emissions fraud.

Watch the tour of the Air Resources Board's Haagen-Smit Laboratory in El Monte, Calif.


More on the VW emissions scandal

A Volkswagen diesel-engine car undergoes emission testing at the California Air Resources Board's Haagen-Smit Laboratory in El Monte, Calif. (Kim Brunhuber/CBC)

About the Author

Kim Brunhuber

Los Angeles correspondent

Kim Brunhuber is a CBC News Senior Reporter based in Los Angeles. He has travelled the world from Sierra Leone to Afghanistan as a videojournalist, shooting and editing pieces for TV, radio and online. Originally from Montreal, he speaks French and Spanish, and is also a published novelist.