Depending on how well youâve kept up with fire extinguisher maintenance, your portable fire extinguisher should last, essentially, forever. If youâve had the same fire extinguisher for a long time (10-12 years),one way to test its condition ) is to have it hydrostatically tested. A hydrostatic test exposes your fire extinguisher to high pressure (usually 500psi) to check the integrity of the shell.
Jingle Bells was the first song broadcast from space, in a Christmas-themed prank by Gemini 6 astronauts Tom Stafford and Wally Schirra. While in space on December 16, 1965, they sent this report to Mission Control : Gemini VII, this is Gemini VI.
  I believe that the first song to be broadcasted on the radio was actually the Christmas Carol, O' Holy Night.. It was broadcasted in the year 1906 by a professor by the â¦ name of Reginald Fessenden (1866-1931).The broadcast was made from his Brant Rock, Massachusetts station to ships at sea on December 24, 1906, with the assistance of his wife Helen, his secretary Miss Bent and his associate Mr. Stein.t was broadcasted in the year 1906 by a professor by the â¦ name of Reginald Fessenden (1866-1931). The broadcast was made from his Brant Rock, Massachusetts station to ships at sea on December 24, 1906, with the assistance of his wife Helen, his secretary Miss Bent and his associate Mr. Stein.