Bio Concentration Factor: ratio between the concentration in an organism and the concentration in an environmental compartment (waterborne exposure only).
Found on https://www.encyclo.co.uk/local/20720
Bulked continuous filament. Continuous strands of synthetic fiber formed into yarn bundles of a given number of filaments and texturized to increase bulk. Texturizing comprises changing the straight filaments into kinked or curled ones for added volume. Found on https://www.encyclo.co.uk/local/22737