Actinium is highly radioactive.
Actinium is a radioactive metal; no taste !
Actinium is a radioactive element with symbol Ac.
Actinium is dangerous because is very radioactive.
Actinium is a natural chemical element, radioactive; actinium is a decay product of uranium.
Being very radioactive actinium is dangerous for the health.
As a highly radioactive element actinium may be lethal.
Yes. because actinium is extremely radioactive.
Actinium is dangerous because is very radioactive.
Any link between actinium ang guitars; actinium is very rare, expensive, radioactive and dangerous.
Actinium (Ac) is a chemical element.Actinoids is the name of the radioactive elements family which contain actinium.
Actinium is a radioactive natural chemical element, member of the family of actinides; actinium is a solid metal, very rare in the nature.
Actinium is radioactive. The Ac-227 isotope has a half life of 21.77 years