With particles, size really matters
by Gary Fuller from Environment | The Guardian on (#2SM11)
Engineers call them nano-particles, and close to congested roads and busy airports, we inhale them in astonishing numbers
In 1996, the Scottish scientist Anthony Seaton put forward a new theory about the health problems from modern air pollution. Throughout our evolution, we have always lived with dusts, but Seaton suggested that the problems from modern air pollution were due to the sheer number of tiny pollution particles that we are now exposed to.
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