Chemical and Hazard Warning Signs are used to identify where there are potential harmful chemicals, so that exposure can be prevented or adequately controlled. These substances can be chemicals, gases, dusts or vapours which can be explosive, corrosive, oxidising, flammable or a hazard to the environment.

Electrical Danger safety signs should be used to warn of hazards when working with electrical equipment or power supplies.

Warning safety signs are designed make us aware of potential dangers and hazards around us. By identifying hazards, workplace and public space accidents can be reduced dramatically.