David Drew
Shadow Minister (Environment, Food and Rural Affairs)
To ask the Secretary of State for Health and Social Care, what data his Department holds on the safe level of exposure to (a) PM0.1, (b) PM1 and (c) PM2.5.
Seema Kennedy
The Parliamentary Under-Secretary for Health and Social Care
It is not possible to determine, based on the currently available evidence, whether there is a safe level of exposure to particulate matter PM0.1, PM1 or PM2.5.
However, the World Health Organization has developed air quality guidelines for air pollutants. These guidelines can be viewed at the following link:
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