[DOC] [TLE] J! Archive - Show #3174, aired 1998-05-21 [PAR] The CFL's B.C. Lions play their home games in this city ... This noble gas is ideal 
for balloons, as there is no fire risk... [DOC] [TLE] Hydrogen and Helium in Rigid Airship Operations | Airships.net [PAR] The two primary lifting gases used by airships have been hydrogen and helium. 
..... In Europe only motorized balloons (airships) may not be filled with ... Non-
flammable hull components might also reduce the risk of fire in the first place. 
Just an ..... A noble gas, it compares easily to helium, over which it has no 
advantages. [DOC] [TLE] Helium Facts - Atom, Properties, Uses, Gas, Balloons, Voice ... [PAR] Helium is part of a group of chemical elements called noble gases, the other five 
... being less likely to participate in chemical reactions due to their outer shell of ... 
While hydrogen is 7% more buoyant than helium it has a much higher fire risk. [DOC] [TLE] Helium Facts - Scribd [PAR] helium atom, the balloon boy hoax, space related helium ... Helium is part of a 
group of chemical elements called noble gases, the other five that occur ... While 
hydrogen is 7% more buoyant than helium it has a much higher fire risk. ... Neon 
has no true chemical compounds. odorless inert (not chemically reactive) gas. [DOC] [TLE] The Deep Voice Gas - Sulfur Hexafluoride (SF6) - Steve Spangler ... [PAR] Jun 28, 2007 ... Fire Tornado  4. ... Instead of inhaling the SF6 gas from a balloon, David had Jay 
Leno dip his head .... Yes, there are leaks, and in some cases, venting of gas is 
an ... intentionally venting gas  for whatever noble or altruistic reason  I think ... 
it is a risk not worth taking, no matter how 'cool' you may sound. [DOC] [TLE] Why is Helium so Scarce?  Starts With A Bang - ScienceBlogs [PAR] Mar 17, 2010 ... (Too bad for the kids who want hydrogen balloons for their birthday parties!) .... 
The envelope is clearly on fire; that's plenty of material to produce a colored 
flame. .... Second, it is a noble gas and does not bond chemically, like hydrogen, 
..... But I won't risk my life beforehand if I'm not 99.99% sure I'm safe. [DOC] [TLE] Roberts Rotary Noble Gas Engine Debut - PESN.com [PAR] May 2, 2013 ... Robert Rohner has built a rotary noble gas engine design by ... While you might 
get to fire things across the bench, I suspect its not very powerful or anywhere 
near ou. ... when there was a build up of browns gas inside might risk explosion. 
... But it will leak--even those mylar party balloons lose their helium... [DOC] [TLE] hydrogen facts, information, pictures | Encyclopedia.com articles ... [PAR] It does not belong to any family of elements, and though it is a nonmetal, it 
appears on the left ... Indeed, if there is any element similar to hydrogen in 
simplicity and ... Yet whereas helium is a noble gas, and therefore chemically 
unreactive, .... can put out any type of fire except an oil or electrical fire; as 
separate substances,... [DOC] [TLE] hydrogen - Why do we use helium in balloons? - Chemistry Stack ... [PAR] Sep 8, 2014 ... While the molecular mass (and thus, per the ideal gas law, the density) of 
hydrogen ... There are various ways in which the condensation issue could ... 
Neon, being a noble gas like helium, would certainly work and be safe, but ... not 
for things like unmanned weather balloons where the risks are much less. [DOC] [TLE] Halfbakery: Float airship with hydrogen/helium blend [PAR] Dry air is composed of "ideal" gases, whereas water's contribution ... At best, you 
may be able to have a football field sized balloon to lift a small field mouse or 
something. ... In a hydrogen-filled blimp, there would be no space for an .... 
Helium is a noble gas with its 1s1

Question: This noble gas is ideal for balloons, as there is no fire risk
Answer: Helium