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Purple-K, also known as PKP, is a dry-chemical fire suppression agent used in some dry chemical fire extinguishers. [1] It is the second most effective dry chemical in fighting class B (flammable liquid) fires after Monnex (potassium allophanate), and can be used against some energized electrical equipment fires (USA class C fires). [ 2 ]
Twilight anesthesia is also known as twilight sleep and allows an easy awakening and a speedy recovery time for the patient. Anesthesia is used to control pain by using medicines that reversibly block nerve conduction near the site of administration, therefore, generating a loss of sensation at the area administered.
Ozone (/ ˈ oʊ z oʊ n /) (or trioxygen) is an inorganic molecule with the chemical formula O 3.It is a pale blue gas with a distinctively pungent smell. It is an allotrope of oxygen that is much less stable than the diatomic allotrope O
Iodine crystals sublimating into a purple gas. In 1811, iodine was discovered by French chemist Bernard Courtois, [10] [11] who was born to a family of manufacturers of saltpetre (an essential component of gunpowder). At the time of the Napoleonic Wars, saltpetre was in great demand in France.
A gas mask is a piece of personal protective equipment used to protect the wearer from ... purple, orange, or teal ... The UK HSE textbook recommends limiting the use ...
Brief exposure will not produce any immediate side effects other than the purple, brown or black stains on the skin, but upon constant exposure to high concentrations, side effects will be noticeable, which include burns. Long-term exposure may cause eye damage. Silver nitrate is known to be a skin and eye irritant.
A carbon filament lamp using chlorine to prevent darkening of the envelope was patented [2] in 1882, and chlorine-filled "NoVak" lamps were marketed in 1892. [3]The use of iodine was proposed in a 1933 patent, [4] which also described the cyclic redeposition of tungsten back onto the filament.
Lean or purple drank (known by numerous local and street names) is a polysubstance drink used as a recreational drug. It is prepared by mixing prescription-grade cough or cold syrup containing an opioid drug and an anti-histamine drug with a soft drink and sometimes hard candy .