[Q]: The Girdler sulfide (GS) process, also known as the GeibSpevack (GS) process, is an industrial production method for filtering out of natural water the heavy water (deuterium oxide = DO) which is used in particle research, in Deuterium NMR spectroscopy, deuterated solvents for proton NMR spectroscopy, in heavy water nuclear reactors (as a coolant and moderator) and in deuterated drugs. The GeibSpevack process is used for NMR spectroscopy, but not in heavy water reactors.
[A]: No

[Q]: The William Martin Armistead House is a historic building at 1510 Hyde Park Street in Sarasota, Florida, United States. It was owned by William Martin Armistead who was prominent in the advertising industry. On March 30, 2009, it was added to the U.S. National Register of Historic Places. The William Martin Armistead House will always be on the Register of Historic Places.
[A]: It's impossible to say

[Q]: Sverre Peak ( ) is a small peak 0.5nautical miles (0.9km) off the north end of Pettersen Ridge in the Conrad Mountains of Queen Maud Land. Discovered and photographed by the German Antarctic Expedition, 1938-39. Mapped by Norway from air photos and surveys by the Norwegian Antarctic Expedition, 195660, and named for Sverre Pettersen, steward with Norwegian Antarctic Expedition, 1957-58. The peak was discovered by an American Expedition.
[A]: No

[Q]: Elizabeth Berridge (born May 2, 1962) is an American film and theatre actress. She is known for playing Constanze Mozart in the Academy Award-winning 1984 film "Amadeus", for the role of Officer Eve Eggers on "The John Larroquette Show" (1993-1996), and for her performances in the theater. Elizabeth Berridge also starred in television
[A]:
It's impossible to say