Search results
Results from the WOW.Com Content Network
Lidocaine is an antiarrhythmic medication of the class Ib type. [8] This means it works by blocking sodium channels thus decreasing the rate of contractions of the heart. [11] [8] When injected near nerves, the nerves cannot conduct signals to or from the brain. [9] Lidocaine was discovered in 1946 and went on sale in 1948. [12]
Bupivacaine, marketed under the brand name Marcaine among others, is a medication used to decrease sensation in a specific small area. [5] In nerve blocks, it is injected around a nerve that supplies the area, or into the spinal canal's epidural space. [5] It is available mixed with a small amount of epinephrine to increase the duration of its ...
Number 4831 was used to load navy anti-aircraft machine gun ammunition, and number 4895 was used to load United States service rifle ammunition. As these propellants became military surplus after the war, large quantities of different batches were blended together to make products with uniform average performance for sale to civilians.
The United States Drug Enforcement Administration (DEA) maintains lists regarding the classification of illicit drugs (see DEA Schedules).It also maintains List I of chemicals and List II of chemicals, which contain chemicals that are used to manufacture the controlled substances/illicit drugs.
Finnish smokeless powder. Smokeless powder is a type of propellant used in firearms and artillery that produces less smoke and less fouling when fired compared to black powder. Because of their similar use, both the original black powder formulation and the smokeless propellant which replaced it are commonly described as gunpowder.
It has a significantly shorter duration of action than lidocaine and is significantly less toxic. Chloroprocaine has a motor block lasting for 40 minutes, a rapid onset time of 3–5 minutes (9.6 min ± 7.3 min at 40 mg dose; 7.9 min ± 6.0 min at 50 mg dose) and a time to ambulation of 90 minutes without complications, especially lacking ...
It is found as a white powder at room temperature. [2] When a product sold online in the UK in June 2010, advertised as dimethocaine was tested, it was found to be a mixture of caffeine and lidocaine, [3] and the lack of any dopaminergic stimulant ingredient in such mixes may explain the limited recreational effects reported by many users ...
The oldest gun propellant was black powder, a low explosive made from a mixture of sulfur, charcoal, and potassium nitrate. It was invented in China during the 9th century as one of Four Great Inventions , and still remains in occasional use as a solid propellant for antique firearms .