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Gaming & gambling
3D
Free Game Icons
Antivirus, Pest, spider
Black
64x64
medical, test, research
Healthcare & medical
Real Vista Medical icons
science, microscope, Biology
400x400
UI
Gnome Web Icons
Gnome, Applications, science
Gray
32x32
science, Applications, Gnome
48x48
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Business & finance
Sunny Day
microscope, Biology, science
test, laboratory, Chemistry
Mixed
Super Vista
science, Atom, cellular
Chemistry, science, test
science, Biology, microscope
Avatars & smileys
X-mac
science, Chemistry, test
Biology, microscope, science
Computer & hardware
iMod
flask, Chemistry, test
512x512
Education & science
Impressions
Real Vista 2
Shopping & e-commerce
Sophistique
test, Chemistry, science
Stroke
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Desktop apps
Free Applications Icons
document, Formula, retort
24x24
Human o2
science, Atom
DodgerBlue
128x128
lab, Chemistry, test
Gainsboro
Nuvola
Edu, science