Source:           Bushings, Some Bearings, Pistons, Turbo
                      Charger, Compressor Wheels. Valves, Rod
                      Bearings, certain Bushings and as soaping
                      compound in some Greases.

 Function:        Aluminum is a strong light-weight metal (smaller
                      mass) which dissipates heat well and aids in
                      thermal transfer.

T & D:            Acceptors for substituting crystalline lattice.