Answer:

ELEC

Answer	Crossword Clue
ELEC	A util.
ELEC	AC or DC output
ELEC	Physics subj.

ELEC	TVA output
ELEC	Power source (abbr.)
ELEC	One utility svc.
ELEC	Util. measured in kWh
ELEC	Power co. output
ELEC	TVA concern
ELEC	TVA product (abbr.)
ELEC	Type of engr.

ELEC	Juice: Abbr.
ELEC	Power source: Abbr.
ELEC	Power co. employee
ELEC	Utility abbr.
ELEC	Power co. product
ELEC	KWH commodity
ELEC	Util. bill item
ELEC	Util. bill usually paid monthly

ELEC	Util. product
ELEC	Certain util.
ELEC	It's usually pd. monthly
ELEC	Kind of engr.
ELEC	Lighting svc.
ELEC	Wire service?: Abbr.
ELEC	Light source: Abbr.
ELEC	Like some heat: Abbr.

ELEC	Faraday's field: Abbr.
ELEC	TVA product
ELEC	Home heating meth.
ELEC	Juice, so to speak (abbr.)
ELEC	One of the utils.
ELEC	Cal. shortage
ELEC	Part of GE (abbr.)
ELEC	Util. bill

ELEC	It's measured in kWh
ELEC	Major util.
ELEC	Part of G.E. (abbr.)
ELEC	Util. purchase
ELEC	AC or DC