A clear red circle with a diagonal line through it, universally recognized as a prohibition or 'no' symbol.
Schlüsselwörter
prohibition,
forbidden,
stop,
no,
deny,
restricted,
warning,
caution,
symbol,
icon,
signs,
red,
circle,
diagonal,
line,
graphic,
abstract,
simple,
universal,
communication,
message,
alert,
block,
limit,
prevent,
denied,
reject,
ban,
cancel,
exclude,
halt,
impede,
obstruct,
bar,
veto,
disallow,
forbid,
negative,
danger,
safety,
rule,
regulation,
instruction,
guidance,
information,
notice,
mark,
emblem,
signal