 FACT: Doctor Octavius, in his talk prior to the disastrous fusion  demonstration, makes several misstatements in one when he mentions  the rarity of tritium: He says there is only "...twenty five pounds  of tritium in the world." Tritium is a gas, and gases are not  normally measured by weight. Tritium is an isotope of hydrogen, and  it is abundant enough to have a number of commercial uses in optics  and self