Breathe easy? Air pollution trackers put to the test

Breathe easy? Air pollution trackers put to the test
Breathe easy? Air pollution trackers put to the test

Do the latest personal air pollution gadgets actually work?

BBC Click's Lara Lewington investigates if they can help her pick the healthiest route to take.

Read/watch more:

What does air pollution do to our bodies?

Is there a way to tackle air pollution?

How bad is air pollution?

BBC

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