red phosphorus वाक्य
उदाहरण वाक्य
मोबाइल
- The safety match used the non-poisonous red phosphorus that was placed on the striking surface, not the match itself.
- The strike plate to ignite the match may contain one more of the following : glass particles, red phosphorus and glue.
- The codeine is retrieved from over-the-counter medicine and is then mixed with ethanol, gasoline, red phosphorus, iodine, hydrochloric acid and paint thinner.
- The Swedes improved on the design by using a safer red phosphorus, which they put on the striking surface of the matchbox.
- "' Red phosphorus "'may be formed by heating white phosphorus to in the absence of air or by exposing white phosphorus to sunlight.
- For example, people purchasing large quantities of red phosphorus, iodine and hydrochloric gas were required to document that they intended them for legitimate purposes.
- One such experiment, an attempt to mix red phosphorus with a knife and fork, cost him two fingers and the sight in his right eye.
- Due to its listed status and closely monitored sales, clandestine chemists now use red phosphorus and iodine to generate hydroiodic acid " in situ ".
- They started using red phosphorus in 1855, but could not compete on price against the much cheaper white phosphorus-based matches; hence the use of child labour.
- The strip contains red phosphorus that heats up upon striking, reacts with the oxygen-releasing compound in the head, and ignites the flammable material of the head.
- In 1891, the Salvation Army opened up its own match factory in the Bow district of London, using less toxic red phosphorus and paying better wages.
- Red phosphorus ( " RP " ) burns cooler than WP and eliminates a few other disadvantages as well, but offers exactly the same weight efficiency.
- Owing to its usefulness as a reducing agent, reduction with HI and red phosphorus has become the most popular method to produce methamphetamine in the United States.
- "' Joseph Jacob Goldmark "'( August 15, 1819 April 18, 1881 ) was a Hungarian American physician and chemist, credited with the discovery of red phosphorus.
- In 1844 he reportedly was the first to discover red phosphorus; his findings taking place prior to Anton Schr�tter's discovery of the substance during the following year.
- Copper phosphide can be produced in a reverberatory furnace or in a crucible, e . g . by a reaction of red phosphorus with a copper-rich material.
- Structure of terminal phosphido complexes of Mo . A method for the preparation of K 2 P 16 from red phosphorus and potassium ethoxide has been reported
- The original canisters were non-burning, being filled with a compound that created smoke when it reacted with atmospheric moisture, modern ones use red phosphorus because of its multi-spectral properties.
- The drug can be made from codeine and iodine derived from over-the-counter medications and red phosphorus from match strikers, in a process similar to the manufacturing of methamphetamine from pseudoephedrine.
- This concoction was one of a series of compounds related to the plant derivative ephedrine, which had been isolated from the plant reduction of ephedrine using red phosphorus and iodine.
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