corrosive
can cause burns to the skin or eyes. will also burn the lining of the nose, throat and lungs if breathed in.
toxic
toxic by inhalation. toxic in contact with skin. toxic if swallowed.
harmful
harmful by inhalation. harmful if swallowed. irritating to eyes. irritating to respiratory system.
inflammable
the vapours of these substances will catch fire in the presence of a spark or flame.
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hazard symbols