toqus
Picture Dictionary
English
한국어
Login
Register
🔍
filtration
noun
the
process
of
passing
a
liquid
,
gas
,
or
a
suspension
of
solid
particles
in
a
liquid
or
gas
through
a
porous
material
in
order
to
separate
the
solid
particles
from
the
liquid
or
gas
.
•
The
water
treatment
plant
uses
advanced
filtration
to
clean
the
river
water
.
The
water
treatment
plant
uses
advanced
filtration
to
clean
the
river
water
.
•
Air
filtration
systems
are
essential
in
hospitals
to
prevent
infections
.
Air
filtration
systems
are
essential
in
hospitals
to
prevent
infections
.
Mid
19th
century
:
from
French
,
from
filtrer
(
see
filter
).
