| Following the announcement that water has been discovered on the surface of Mars, it is anticipated that the first manned mission to the red planet could take place within ten years. Owing to the fact the surface of Mars is very cold, the water is expected to be only a few degrees above zero. Health and Safety legislation being what it is, NASA have been faced with an added problem of equipping their astronauts with adequate rescue provision in case of difficulty whilst taking samples. Accordingly, Dan and |