Penulis: Christopher T. Grace

Coal is widely known as being most abundant fossil fuel, as well as being the most prevalent method to obtain energy in the world. Though coal combustion has been studied extensively for more than a …

210Po is an intermediary member of the natural mass number (4n+2) 238U decay series that finishes at a stable 206Pb, according to the sequence: 238U (4.49 Ga, a) (R) 234Th(24.1 d, b-) (R) 234Pa (1.18 …