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How to Make Invisible Ink · George Washington
WebFeb 10, 2024 · Revealing Your Invisible Ink with Red Cabbage Juice Download Article 1 Boil 2 cups (470 ml) of water. Using a stovetop kettle, electric teapot, or microwave, heat up 2 cups (470 ml) of water. The water does not need to be boiling hot; however, the hotter the water is, the better your concentrated “decoder ink” will work. 2 WebJun 1, 2016 · 1 Iron gall ink, a brown-black ink is made by combining iron salts (e.g. ferrous sulphate) with gallotanic acid (from oak galls) forming an insoluble colored tannate complex that easily penetrates paper fibers and is difficult to erase. Over time, air oxidation creates intensely blue-black iron (III) tannates. 2 A common occurrence on oak trees ... how are human egg and sperm similar
Iron Chic - Invisible Ink (Official Audio) - YouTube Music
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