Yuck Factor

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Revulsion or discomfort that influences a person's attitude toward a thing or idea
References in periodicals archive ?
The yuck factor comes from mixing what's likely to be a surprising volume of food scraps and keeping them at room temperature for up to two weeks.
Finally, there was a human tapeworm, which as she rightly points out, has the yuck factor so appealing to kids.
Besides the yuck factor, mice in the home pose a health risk, said Stuart Nichol of the Centers for Disease Control and Prevention.
Books with a high yuck factor have been big business this year, so expect this naughty rhyming story to be a seasonal favourite.