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Tell you what, if you're bored and want to learn about this world, I recommend newcomers read Robert Weinberg, The Biology of Cancer, (2nd Edition):
dekhn · 2014-07-12 · Original thread
Like the article says, the authors didn't claim the differences they found actually have any impact on health. They just claim they measured a difference, and the difference was significant (unlikely to be explained by chance).

That's fine, but this really doesn't inform consumer decision making in a valuable way. Many consumers would hear this and immediately assume that consuming organic food is safer, which isn't well-supported.

Note that low levels of toxic chemicals can often be completely harmless (if you want a better explanation than that, buy and read the section on the Ames test, dose response relationships, and why tests aren't useful predictors of risk at low concentrations.

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