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Aqua regia (/ ˈ r eɪ ɡ i ə, ˈ r iː dʒ i ə /; from Latin, "regal water" or "royal water") is a mixture of nitric acid and hydrochloric acid, optimally in a molar ratio of 1:3. [ b ] Aqua regia is a fuming liquid.
Would you like to make a Mandragora, as powerful as the homunculus (little man in a bottle) so praised by Paracelsus? Then find a root of the plant called bryony. Take it out of the ground on a Monday (the day of the moon), a little time after the vernal equinox. Cut off the ends of the root and bury it at night in some country churchyard in a ...
Chesebrough was still unable to sell any to drug stores until he traveled around New York demonstrating his miracle product. In front of an audience, he would burn his skin with acid or an open flame, then spread the clear jelly on his injuries while demonstrating past injuries, healed, he claimed, by his miracle product. [4]
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The north portal of the 12th-century Urnes stave church has been interpreted as containing depictions of snakes and dragons that represent Ragnarök. [1]In Norse mythology, Ragnarök (/ ˈ r æ ɡ n ə r ɒ k / ⓘ RAG-nə-rok or / ˈ r ɑː ɡ-/ RAHG-; [2] [3] [4] Old Norse: Ragnarǫk [ˈrɑɣnɑˌrɒk]) is a foretold series of impending events, including a great battle in which numerous ...
The Inexhaustible Bottle is a classic magic trick performed by stage magicians. It dates to the 17th century and has since inspired many variations; well-known examples include Any Drink Called For, The Bar Act, Satan's Barman, Assassin's Teapot and Think-a-Drink.
It could then be sold to the sulfuric acid works for a small profit. Lime was sometimes still used after the iron ore had thoroughly removed the sulfuret of hydrogen, to remove carbonic acid (carbon dioxide, CO 2), the bisulfuret of carbon (carbon disulfide, CS 2), and any ammonia still aeroform after its travels through the works. But it was ...
An AA battery in a glass of tap water with salt showing hydrogen produced at the negative terminal. Electrolysed water (also electrolyzed water, EOW, ECA, electrolyzed oxidizing water, electro-activated water, super-oxidized solution or electro-chemically activated water solution) is produced by the electrolysis of ordinary tap water containing dissolved sodium chloride. [1]