Because the francium is unstable and is rare, the francium did not have the
commercial use. It already used in the biology and the atomic structure research
area. Francium diagnosis help which possibly exists to cancer also already by
deep research, but was considered that is impractical.
commercial use. It already used in the biology and the atomic structure research
area. Francium diagnosis help which possibly exists to cancer also already by
deep research, but was considered that is impractical.