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Tango
Energy, Battery, charge
Black
32x32
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3D Cartoon Icons Iii
Caution, off, window
Red
300x300
Function
warning, wrong, exclamation mark
Gold
48x48
Human-O2
128x128
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GNOME Desktop
Energy, charge, Caution
64x64
Construction
Caution, Construction, tape
256x256
Hyperion
Folder, Caution
Gray
512x512
Summer Love Cicadas
Caution
Khaki
MediumAquamarine
DimGray
Harmonia Pastelis
Caution, Folder
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Mixed
Glyph
Basic icon element
danger, warning, safety
Signs & symbols
Flat
Circle Icons
hazard, warning, Caution
Attention, danger, Caution
IndianRed
UI
Outline
ikooni outline: Free Basic
Caution, Error, danger
Error, Caution, Alert
Anchor
Krispicons- Modern Flat Icons Freebie
Firebrick
111x111
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Simple darkcon
problem, warning, Caution
Computer & hardware
Mirrored Twins (hollow)
sign, Caution, warning
Halloween
Photorealistic
Desktop Halloween
user, kill, Caution
Smooth
Tango Icon Library
Battery, Caution
