Accurate Measurement of Flammable Gases. Combination instruments provide the flexibility to do general-purpose safety monitoring, as well as detection of very high levels of flammable gases and vapors. TODAY there are a variety of sensors used to detect flammable gases.
I saw Van Halen on the 1984 tour, there was no extra keyboard player. Ed played some keyboard on the intro into Jump and some in the middle, but stuck with the guitar for the solo. He did a solo keyboard pice as well seperately.
Jump is track #2 on the album Live: Right Here, Right Now. It was written by Van Halen, Edward/van Halen, Alex/roth, David Lee. Jump is track #2 on the album Live: Right Here, Right Now.