Home » BBC News - Technology » technology news » VIDEO: How do you test a car's emissions? VIDEO: How do you test a car's emissions? Unknown 9:52 AM BBC News - Technology technology news BBC News visited Emission Analytics in London to find out about one common method of doing a detailed measurement. from BBC News - Technology http://ift.tt/1Ffspdv Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati