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Mixed
Glyph
Free Misc Icon Set 2
Error, sign, fill
Black
512x512
Error, Alarm, warning
Signs & symbols
Flat
Circle Icons
hazard, warning, Caution
DimGray
Attention, danger, Caution
IndianRed
Healthcare & medical
Firefighter
Extinguisher, Fire extinguisher, warning
DarkSlateGray
fire, danger, fire alarm
LightBlue
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Things
gold, bell, church
Goldenrod
UI
Outline
ikooni outline: Free Basic
Caution, Error, danger
Error, Caution, Alert
bitsies!
warning, Alarm, Alert
Simple Geometric Icons
Exit, delete, Close
Locations - Solid
training, ride, Bikes
Freeline
warning, flag, notice
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Krispicons- Modern Flat Icons Freebie
Firebrick
111x111
Handdrawn
Social Messaging & Productivity
danger, Attention, Error
warning, no smoking, smoking
Fire
fire, Alert, warning
Crimson
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Simple darkcon
warning, Error, skull
324x512
problem, warning, Caution
Blogger
warning
41x41
Icons prohibition
prohibition sign, warning, impossible
prohibition sign, prevention, prohibiting sign
impossible, prohibition, prohibiting sign
roller skates, prohibition, impossible
