2. A smutting-machine for cleaning grain. Hence smutter room.
ΘΚΠ
the world > food and drink > food > food manufacture and preparation > preparation of grain > [noun] > machine for cleaning grain
bunt-mill1796
bran-duster1850
dismembrator1877
smutter1887
1887 Daily News 3 May 6/6 A fire happened at the steam flour mills.., which occasioned the subjoined damage: Smutter room and contents burned out and the roof off.