"As normal the ambulance service has investigated" There must be a long convuluted story on how that life transporter or mobile hospital got its name Ambulance. Ambulant [itinerant, or one that wanders around,moving about ]. when ones feet hit the floor then ye be come ambulatory [now they doth put thee in seat with wheels and no ped als when they declare that thee be ambulatory ] so as long as one does not wander around the ambulacrum[or have radial areas of echinoderms along which run[not walk] principal[not principle] nerves, blood vessels] or it be a cloister [or ward?]. Of course thee can ambulate then rest in the ambulatories so that thee then can walk. of course the chaser is not wanted. dungbeetle.