claim: Jimi Hendrix received training for air assault operations.
evidence: 1199 aluminium alloy is an aluminium-based alloy in the `` commercially pure '' wrought family -LRB- 1000 or 1xxx series -RRB- .. aluminium alloy. aluminium alloy. aluminium. aluminium. alloy. alloy. With a minimum of 99.99 % aluminum , it is the purest and least alloyed of the commercial aluminium alloys .. aluminium. aluminium. It is soft and unsuitable for machining .. At the same time , it possesses excellent corrosion resistance , electrical conductivity , and thermal conductivity .. Commercially pure aluminium alloys are used in applications such as conductors , capacitors , heat exchangers , packaging foil and chemical equipment .. aluminium. aluminium