R608       *Limit non-battery energy. Non-electrical sources of energy used by the ROBOT (i.e., stored at the start of a MATCH) shall come only from the following sources:

A.      compressed air stored in the pneumatic system that has been charged in compliance with R806 and R807,

B.      a change in the altitude of the ROBOT center of gravity,

C.      storage achieved by deformation of ROBOT parts,

D.      closed-loop COTS pneumatic (gas) shocks, or

E.      air-filled (pneumatic) wheels.