[Avodah] LED "tealights" for Shabbos candles

[Poppers, Michael]

In Avodah V30n91, R'Micha replied to RZS:
> You're correct, crossed wires on my part. But my questions about
> the matbeiah have parallels WRT "lehadliq neir" as well. Can turning
> on something without setting it on fire be called "hadlaqah"? Deleq
> includes to the consumption of the thing being burned; eg see the
> idiomatic use in Ovadiah pasuq 18 -- "... uveis Eisav leqash, vedalequ
> bahem va'akhalum...". If something that gives light without utilizing
> aish a "neir"?

Perhaps "hadlaqah" refers to providing fuel (e.g. electricity)
for consumption, regardless of the medium through which the fuel is
conveyed or of any side-effects (like light or heat); and "neir" refers
to enlightening (e.g. a mitzvah), regardless of the method?

All the best from 
 - Michael Poppers via BB pager