IRMO, South Carolina. Irmo, South Carolina, has a population of 11,223 and is located 10 miles northeast of Columbia, the capital of South Carolina. Chartered in 1890, the town was named for two officers of the local railroad whose names were Irdell and Mosley.
Either way--don't play with plutonium. The most toxic substance I could come up with is botulinum toxin--yes, the same material that is purified and injected (Botox) to remove wrinkles! When injected, the fatal dose is 1.3 to 2.1 nanograms per kilogram. So for an 80 kg adult, 104 to 168 nanograms (0.000168 mg).
These days we have access to a huge array of medicines to protect us from pain, disease and death. But, as Michael Mosley has been discovering, the source of many of our more remarkable medicines have been deadly poisons. Take a look at this picture.It is the most poisonous substance known to man.A couple of teaspoons would be enough to kill everyone in the UK.any people pay large amounts of money to have it injected into their foreheads. It is botulinum toxin-better known as Botox-a toxin produced by bacteria first discovered in poorly prepared sausages during the 18th Century. It was named after the Latin for sausage-botulus.