to filter liquid or gas to remove solids or impurities

a piece of equipment used for filtering; filtering apparatus

to filter; to strain a liquid or gas

the process of wave filtering or isolating electric signals of certain frequencies

A circuit or device that allows signals within a certain frequency range to pass while suppressing others; a wave or signal filter

the liquid that has passed through a filter

A porous paper used for filtering liquids, especially in laboratories or industrial analysis.

a filter or filtrator used for liquids or gases

filter; strainer; a device used to remove impurities from liquids or gases by passing them through porous materials

the core component of a purification system, used for filtering air, oil, or water

The filter tip of a cigarette, designed to reduce the intake of harmful substances

the solid residue produced by a filter; mud residue from filtering cane sugar

a filter attached to the end of a cigarette to reduce the inhalation of harmful substances

a colored transparent lens or film that absorbs specific wavelengths of light; used in photography to change or correct the color of an image

to filter and purify

a device used to filter out bacteria and impurities from water to improve water quality; water strainer

filter tip of a cigarette or similar filtration device

a device used for filtering water or other liquids using sand as the filtering medium

percolation; filtration; specifically the chemical process of a liquid filtering through a porous material

coffee percolator

an optical device made of glass or film used to selectively absorb specific wavelengths of light; used in photography and lighting to change the color or quality of an image

to separate or remove something by filtering

French press coffee maker; press pot

a device used for filtering dust from the air or a gas stream

The core component of a filtration device used to remove impurities from water, oil, or air; widely used in water purifiers, air compressors, and hydraulic systems.

canister or filter cartridge used in a gas mask to remove toxic substances

ventilation equipment used for filtering out poisons or contaminants; air filtration system

a pond or reservoir used to filter bacteria and impurities from water to improve water quality; settling pond; desilter

A small sac-like anatomical structure, such as a cyst or nodule during inflammation

colander; a bowl-shaped kitchen tool with holes used for draining liquids from food

sand used as a filter medium

filter; sieve; mesh screen

An extremely small microorganism consisting of protein and nucleic acids that can pass through the smallest filters and must be viewed with an electron microscope; often abbreviated to [[病毒|病毒|bing4 du2]].

a perforated bowl used to drain water from food

a physical lens or digital algorithm used in photography and image processing to modify the appearance of an image or video

to filter out; to remove by filtration

a device that uses sand to filter impurities from water or other liquids

(cigarette) filter tip; also refers to a cigarette with a filter tip

a cigarette that includes a filter at the end