The righteous and the hectors come unstuck again.
Professor Charles Gerba, who led the study said: "Our findings suggest a serious threat to public health, especially from bacteria such as E.coli, which were detected in half of the bags sampled.
"Consumers are alarmingly unaware of these risks and the critical need to sanitise their bags on a weekly basis."
A poll revealed 97 per cent of shoppers who used eco-friendly bags never washed or bleached them.
Ah yes. As well as rinsing out containers for recycling, and separating paper and food waste, we’re going to be told to ‘sanitise’ our shopping bags.
I’ve got a better idea. Get a new carrier bag each time you visit the store. Burn the bag when you get home. Sanitised.