- 8526 1920x1200 atom, molecule, element
- 11322 1920x1200 atom, rings, stones
- 14180 1920x1200 atom, molecule, chemistry
- 9536 1920x1200 atom, sphere, lines
- 22413 1920x1200 atom, chemistry, molecule
- 24785 1920x1200 nucleus, atom, red
- 2263 1920x1200 building, windows, architecture
- 20785 1920x1200 chlorofluorocarbons, dichlor, molecule