វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
តូច
មធ្យម
ធំ
lavas
is a form of:
Scorify
ENGLISH MEANING
verb
1.
(TRANSITIVE)
To
reduce
to
scoria
or
slag
;
specifically
, in
assaying
, to
fuse
so as to
separate
the
gangue
and
earthy
material
, with
borax
,
lead
,
soda
,
etc
.,
thus
leaving
the
gold
and
silver
in a
lead
button
;
hence
, to
separate
from, or by
means
of, a
slag
.