Francium Migunakake

1 ulah

1.1 Ulah lan Wuku

1.1.1 Ulah Industrial

1.1.2 Ulah Medical

1.1.3 Ulah liyane

1.2 Properties biologi

1.2.1 keracunan

1.2.2 Saiki ing badan Human

1.2.3 Sang

1.2.4 ing Bone