Sites:
| British Compressed Gases Association: Trade association for companies in the industrial gases industry. | | Compressed Gas Association: CGA develops and promotes safety standards and safe practices in the industrial gas industry. Incident reports, safety information, publications, and other background materials. | | Japan Industrial Gases Association: National trade group aiming to promote the industry, and work towards adoption of international standards. Includes history and background, industry statistics, and a list of member companies. |
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