Can toothpaste Dissolve an eggshell?
Online Answer
(See Reference 3) Dental plaque forms acids which dissolve the calcium in tooth enamel in the same fashion, albeit more slowly. ... The fluoridated toothpaste protected the eggshell from the acid in the vinegar, while the vinegar leached the calcium from the control egg and dissolved the shell away from the egg's membrane.
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Vinegar kills aphids by working as a natural contact pesticide that burns them to death. The solution contains acetic acid and water that when sprayed on an infested plant will help control the aphids.
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Another way to use apple cider vinegar when cooking is to make a marinade. In fact, apple cider vinegar is a popular ingredient in many steak marinades, as it gives the meat a nice sweet and sour flavor. Combine it with wine, garlic, soy sauce, onion and cayenne pepper to give your steak a delicious flavor.
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Do not add salt, as this will toughen the egg. The best vinegar to use is a distilled clear vinegar. ... Once they are all in (don't poach more than 4 eggs at a time or they reduce the water temperature too much), cover with a lid and leave undisturbed for 3 minutes.
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