Yes, they where oxidized properly.
Stoich ratio, work best with a properly regulated torch.
http://www.drillspot.com/pimages/365/36564_300.jpg
Strike the flame, adjust your gas pressures to get the nice blue center point, then turn off the main valve on the fuel tank. Then reopen the main valve, and the gas coming out will be the same mix that was producing the proper flame. Fill baloon, fuse, run.
This 4th we had one of those recesitating annie (cpr dolls) the we filled a ballon in the chest cavity, then took shots at it with roman candles. Turned it inside out, threw the chest plate about 25ft in the air.
If one wants an air display, it takes 4-6 helium blaoons to lift a good sized world ender (punching balloon - ~25"-30" diameter) and wick. Make sure you test burn your wick for timing, and leave the wick long enough that it wont bounce up and hit the balloon when you let go of it.
At night it is fun to watch a burning wick floating in the sky, just waiting for the flash, then.......