polonium

How does one find all these traces of polonium 210?

She said that "polonium could not be used without very high level" involvement of the security services.

No one knows how many people may be dying from the polonium part of tobacco.

Nuclear experts call polonium 210 one of the most toxic materials known to science.

Russian investigators have said they could not identify the source of polonium.

Polonium has been studied for possible use in heating spacecraft.

Polonium 210 is not widely used in the United States.

But they said there was little likelihood of danger from exposure to the polonium.

"We were marked by polonium on purpose for the future use in a political scandal," he said.

She did her thesis on the alpha rays of polonium.

Polonium has 33 isotopes, and all of them are radioactive.

Production and research of polonium at Mound was phased out in 1971.

The plant's polonium emissions license did not become public knowledge until over two years after it was given.

Polonium in the body has a biological half-life of about 30 to 50 days.

In theory, the system can track polonium 210 sources.

It is, however, the polonium ingested by the public as a result of the fire that we are concerned with.

Polonium may have been the first chemical element named to highlight a political question.

We must make it far less easy for them to acquiring polonium in deadly amounts.

First, we have no precise figures for how much polonium escaped or of where it actually reached.

It may also be produced by heating sodium and polonium together at 300-400 C.

The gamma radiation level from polonium is below the normal background.

"We went to all that trouble to retrieve eighty grams of polonium."

Polonium is highly dangerous and has no biological role.

But the debut of nuclear reactors let scientists make polonium 210 by the pound.

But he was not aware of the significance of the polonium release.