Aktinyum-224'ün yarı ömrü 2.7 saattir.
- The half life of actinium-224 is 2.7 hours.
Aktinyum 1051°C'de erir.
- Actinium melts at 1,051°C.
... Act in terms of what's going to be good for all of us over ...
... and not act in terms of short-term political interest. ...