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.
Four demos for the album were recorded on August 13, 1990; Enter Sandman, The Unforgiven, Nothing Else Matters and Wherever I May Roam.. The lead single Enter Sandman was the first song to be written and the last to receive lyrics. On October 4, 1990, a demo of Sad but True was recorded. In October 1990, Metallica entered One on One Recording Studios in Los Angeles, California, to record the album.