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Wash Your Bags -- Or Else

As for sterilizing the cloth bags with bleach...now you are hurting the septic system.
San Francisco passed America's first ban on plastic bags in chain groceries and drugstores in 2007. In a research paper for the Institute for Law and Economics, law professors Jonathan Klick and Joshua Wright crunched state and federal data on emergency room admissions and food-borne illness deaths and figured that the San Francisco ban "led to an increase in infections immediately upon implementation."

They found a 46 percent rise in food-borne illness deaths. The bottom line: "Our results suggest that the San Francisco ban led to, conservatively, 5.4 annual additional deaths."

So is San Francisco's bag ban a killer? Conceivably, yes, but probably...