Fran shows you how to make an tornado in a bottle that will impress your mates - then gets EPIC with a giant flame version!
Spin armament overhead and then punge it into the ground to summon a raging vortex of black flames. Hold to create an initial flame tornado while spinning the armament.
During the 19 Saffire-VI experiment runs, the NASA team and counterparts at Northrop Grumman made various adjustments to air conditions. They then ignited a flame on materials such as plexiglass ...