3e SRD:Body Fuel
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Body Fuel [Psionic]
Prerequisite: Inner Strength, Talented.
Benefit: The character can burn ability points as power points on the basis of 1 power point per 2 ability score points burned. Burning ability points for power points is a free action: A character could burn more than 2 ability score points to gain several power points per free action. Treat reduced ability scores as temporary ability damage. The character can burn no more than 60 ability points in a day, regardless of any ability healing he or she may receive.