FILTER n.
ce, as cloth, paper, sand, or charcoal, through which water or other liquid may passed to cleanse it from the solid or impure matter held in suspension; a chamber or device containing such substance; a strainer; also, a similar device for purifying air. Filter bed, a pond, the bottom of which is a filter composed of sa…
FLAX n.
The skin or fibrous part of the flax plant, when broken and cleaned by hatcheling or combing. Earth flax (Min.), amianthus. -- Flax brake, a machine for removing the woody portion of flax from the fibrous. -- Flax comb, a hatchel, hackle, or heckle. -- Flax cotton, the fiber of flax, reduced by steeping in bicarbina…
FULLER n.
hose occupation is to full cloth. Fuller's earth, a variety of clay, used in scouring and cleansing cloth, to imbibe grease. -- Fuller's herb (Bot.), the soapwort (Saponaria officinalis), formerly used to remove stains from cloth. -- Fuller's thistle or weed (Bot.), the teasel (Dipsacus fullonum) whose burs are used…
FULLING n.
The process of cleansing, shrinking, and thickening cloth by moisture, heat, and pressure. Fulling mill, a mill for fulling cloth as by means of pesties or stampers, which alternately fall into and rise from troughs where the cloth is placed with hot water and fuller's earth, or other cleansing materials.…