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Charles Q. Choi Special to LiveScience LiveScience.com Wed Aug 29, 4:35 PM ET Rockets can help power robotic arms, which...

Thu Aug 30, 7:44 AM ET COLORADO SPRINGS, Colo. - An elementary school has banned tag on its playground after some children complained they were harassed or chased against their will...

WASHINGTON (Reuters) - A mathematical analysis has confirmed that H5N1 avian influenza spread from person to person in Indonesia in April, U.S. researchers reported on Tuesday. They said they had developed a tool to run quick tests on disease...

by Robin Millard 2 hours, 30 minutes ago LONDON (AFP) - Former South African president Nelson Mandela was given a hero's welcome as a statue of him...

by Fanny Carrier Tue Aug 28, 9:17 AM ET WASHINGTON (AFP) - Kenneth Foster has never killed anyone. But the 30-year-old...

SUZAN FRASER Associated Press...

USAtoday.com President Bush's speech at the state capitol in Charleston, W.Va., on Independence Day in 2004, invoked the nation's highest ideals: "On this Fourth of July, we confirm our love of freedom, the freedom for people to speak their minds. ... Free thought, free expression, that's what...

TEHRAN (AFP) - Iran has shut down barber shops offering unconventional Western hair styles amid a police crackdown on dress deemed un-Islamic, reports said. "Over the past 15 days, 13 barbers' shops that had not respected the union's directives have been closed down,"...

I've been knocked out by chloroform once. Just for a second or so. Not too pleasant

what's the story with you two anyway? he seems to be following you round telling you off. Is he your mum?

I've spent days and days with chloroform around. Run long experiments in it... it gives me a headache. I prefer dichloromethane, it smells nicer and doesnt make me light-headed. I do remember one incident, though when i was mixing solvents in a measuring cylinder (tut tut) and didn't realise...

Cyanide actually does smell of almonds. I've used phenyl cyanide many times and it stinks just like almond essence. I tried not to breathe too much. No idea about your friend and his cyanide bath for strengthening a circular saw.... sounds weird.

it probably is toxic, and surely as soon as it hit some strong acid it'd produce some hydrogen cyanide

ferricyanide is not a "good high" although it may or may not be toxic.

potassium cyanide is just as toxic as hydrogen cyanide (the one people refer to as cyanide and portray as a green or white gas on TV), but is a solid, so you have to eat it rather than breathe it.

potassium cyanide metabolises quickly too

I'm a research chemist :0)