“IT’S OK because it’s natural.” Heard that one before? The notion that a substance or process is more likely to be harmful if it’s synthetic is common among environmental and health pressure groups. Last week we heard it from the , which campaigns for organic food and farming in the UK.
Its latest concern is nanoparticles, which it has banned from all its certified organic products on account of the risk they might pose to people’s health – but the ban only applies if they’re man-made. Natural nanoparticles such as soot are fine, says its press release, since “life…
