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Medicine
gas-
About This Category
Medical/medicine-related multimedia.
See also the brain scans and People, and FreeImages.co.uk Medical images.
In the UK, you can visit the public health service's NHS Direct site for "a comprehensive on-line health encyclopaedia".
(Scenes apparently involving casualties are acted by models.)
gas mains supplies in hospital oxygen O2 nitrous oxide N2O laughing gas gas and air Entonox connectors and hoses 1 DHD.jpg ... gas mains supplies in hospital oxygen O2 nitrous oxide N2O laughing gas gas and air Entonox connectors and hoses 3 DHD.jpg
