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PTG (talk)
Periodic Table Graphics

Themes
(the sciences)
WT:ELEM

Graphics
(the presentations)

Blocks
(BLOCK) (talk)

State of Matter
(SOM) (talk)

Micro-PT
(MICRO) (talk)

Metal-Nonmetal
(M-nonM) (talk)

Resources
(sets, more)

Block (periodic table)