A group of inventors has come up with a way to preserve the shelf life of produce by coating with a very thin layer of wheat gluten:
"if such film is applied on fresh horticulture produces, they not only extend the shelf-life by virtue of excellent barrier properties but also give choice and statutory right to consumer to eat edible film as such or removed simply by washing"
Yep, you can just wash it off... I am sure there would be no residue of gluten left on my apple... right?
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