Proper noun
English Wikipedia has an article on:Porton DownWikipedia
Porton Down
A science park near Porton in Wiltshire that is home to two British military research facilities
Biological warfare testing main Gruinard was the site of a biological warfare test by British military scientists from Porton Down in 1942, during the Second World War. Source: Internet
In the late 1940s and early 1950s, British postwar chemical weapons research was based at the Porton Down facility. Source: Internet
The same day a sealed package of soil was left outside the military research facility at Porton Down ; tests revealed that it contained anthrax bacilli. Source: Internet
The toxicity did not go unnoticed, and samples of it were sent to the research facility at Porton Down for evaluation. Source: Internet
The toxicity did not go unnoticed and some of the more toxic materials had in fact been sent to the British Armed Forces research facility at Porton Down for evaluation. Source: Internet
Visits to the island were prohibited, except periodic checks by Porton Down personnel to determine the level of contamination. Source: Internet