ununbium 1996
Tatiana A. Perez Rodriguez's profile
Joined about over 13 years ago.
Tatiana A. Perez Rodriguez's timelines
ununbium 1996
dubnium1970
americium 1944
plutonium 1940
francium 1939
radon1900
aluminium 1825
nickel 1751
platinum 1700
phosphorus 1669
zinc 1500
arsenic 1250
lead1000
antimony 1600
tin 2100
silver 3000