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All followed off-site links will be displayed in a second browser window. Offers guidelines on setting up model asthma policies, and advice to increase awareness of pupils and teachers. USA Lists freeware, i.e. software which is free of charge, on topical subjects such as European Union Labelling Symbols, Risk and Safety Phrases, Business and Safety Cartoons. Standards - European Committee for Standardization. Standards - International Standards Organisation, Online.