Memory Game GHS SymbolsOnline version A game to help aid in learning the GHS symbols. by Andrew Guertler Irritant (minor health dangers such as irritants and minor toxins) Flammable (Can catch fire) Oxidizer (chemicals that act like oxygen and are highly reactive, likely to cause fire) Acutely Toxic (Severe health impacts even in small amounts over short time, deadly) Explosive Health Hazard (dangerous short term or prolonged health problems) Corrosive Gas Under Pressure Environmental Hazard