periodic table scaled by electronegativity —
Founded periodic table scaled by electronegativity models & stl files for printing
enzobenzo
EzeSko
tomasf
EzeSko
Dart_ace2ace
traverseda
jedmas69
Feroc
Super7
ZigZagZuggurat
Marek K
cbrick
JurRZ
whosnext
Startrekfan2
golem
Robagon3D
MartinPP
Petri
Honza