bolter
clarifier
colander
colatory
colature
cradle
cribble
cribriformity
cribrosity
filter
honeycomb
lixiviator
net
percolator
physeter
porosity
porousness
purifier
refiner
refinery
riddle
rocker
screen
sieve
sievelikeness
sifter
sponge
winnow
winnowing basket
winnowing fan
winnowing machine
cullender
tea-strainer
drain
ewer
hose
ladle
nozzle