AIR PURIFYING RESPIRATOR
A respirator with an air-purifying filter, cartridge, or canister that removes specific air contaminants by passing ambient air through the air-purifying element.
A respirator with an air-purifying filter, cartridge, or canister that removes specific air contaminants by passing ambient air through the air-purifying element.
Materials or systems that reduce or retard airflow but do not resist 50% or more of the pressure drop across an assembly.
The metered collection of ambient air for purposes of analysis.
A device or system for removing contaminants and odours from an air stream; a high-volume air mover connected to a HEPA or carbon filter so as to remove particulate materials and odours from the air.
One of several ways of evaluating vacuum efficiency. see _vacuum pressure_
Any conducting segment of the respiratory tract through which air passes during breathing (e.g., bronchial tubes).
A class of colourless, volatile, flammable, organic dry solvents containing one or more hydroxyl groups (OH) Alcohols are used as co solvents in some cleaning or spotting compounds.
Any of a large group of mostly aquatic organisms that contain chlorophyll and other pigments and can carry on photosynthesis, but lack true roots, stems, or leaves. They range from microscopic single cells to very large multi-cellular structures.
An antimicrobial material that kills algae. Algistats limit or control the growth of algae.
Any soluble chemical substance that forms soluble soaps when mixed with fatty acids.