रेडियम (en. Radium)

2.14 Min. Turning radium mm 2420.

Radium is a very rare radioactive metal.

In the meantime, Marie and Pierre Curie had discovered a new element, radium.

What is radium and how is it possible for it to throw off continuously a great energy without any apparent waste and loss of its own power and body, and what is the source of its great radioactivity?

A few months later he also discovered radium.

Radon is a colorless and odorless gas generated by the breakdown of radioactive radium, which in turn is the decay product of uranium, found in the Earth's crust.

She traveled to the United States twice- in 1921 and in 1929- to raise funds to buy radium and to establish a radium research institute in Warsaw.