Quarantine Edinburgh and Leith, grain was from that date declared to be a non-susceptible article. About 1788 an order of the council required every ship liable to quarantine, in case of meeting any vessel at sea, or within four leagues of the coast of Great Britain or Ireland, to hoist a yellow flag in the daytime and show a light at the main topmast head at night, under a penalty of After 1800, ships from plague-countries (or with foul bills) were enabled to perform their quarantine on arrival in the Medway instead of taking a Mediterranean port on the way for
Mobile Quarantine Facility personally welcomed them back to Earth aboard the recovery ship USS "Hornet" after splashdown. The trailers housed the three crew as well as a doctor and an assistant for cleaning and cooking. Four MQFs were built for NASA: The quarantine requirement was eliminated following Apollo 14 once it was proven the moon was sterile and that the facilities were therefore unnecessary. Mobile Quarantine Facility The Mobile Quarantine Facility (MQF) is a converted Airstream trailer used by NASA to quarantine astronauts returning from Apollo lunar missions for a duration of 21 days. Its purpose was to prevent the spread of any