An exhaust fume camera being tested on Tower Bridge, central London.

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Size: 5122px × 3415px
Photo credit: © Andrew Butterton / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: air, car, cars, emission, emissions, emmission, emmissions, environmental, fume, fumes, health., monitoring, pollutants, pollution, quality, test, testing, traffic