Sadly, it's probably not universally true: https://pubs.acs.org/doi/abs/10.1021/acs.jafc.7b03118 https://pubs.acs.org/doi/abs/10.1021/acs.jafc.7b03118 In my co

Sadly, it's probably not universally true: https://pubs.acs.org/doi/abs/10.1021/acs.jafc.7b03118 https://pubs.acs.org/doi/abs/10.1021/acs.jafc.7b03118 In my country, washing things isn't some kind of oddity some people do so that realizing why they do it makes it some cool new trick. Rather, everyone washes their produce for exactly this reason, but this study suggests it's far from foolproof.