That鈥檚 an interesting question. How lettuce turns brown is well known. But why this happens is a different story. Let's deal with the how first. The chemistry that takes place when lettuce leaves...
That鈥檚 an interesting question.聽How lettuce turns brown is well known.聽But why this happens is a different story.聽Lets deal with the how first.聽The chemistry that takes place when lettuce leaves...
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