Dirty water, warm trucks, and the real reason romaine keeps making us sick

ScienceDaily
Jul 19, 2025, 10:27 am190 ptsTop
Romaine lettuce has a long history of E. coli outbreaks, but scientists are zeroing in on why. A new study reveals that the way lettuce is irrigated—and how it’s kept cool afterward—can make all the difference. Spraying leaves with untreated surface water is a major risk factor, while switching to drip or…

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