Bismuth

The element of bismuth has an atomic weight of 83 and is slightly radioactive. It disintegrates within 23 hours.

The disintegration of bismuth.
Bismuth breaks down into gold.

4Bi = Au

Preparation of bismuth.
1 fusion chemical reactor through the merger of the following elements :

Ru + Y = Bi

Hg + LI = Bi

Ga + K = Bi

Another way of getting bismuth is by the decay of francium.