Hollow Fibers

Some articles on fibers, hollow fibers:

Membrane Method
... so it will not damage or plug the membrane fibers ... The heated air enters the membrane, which is made up of thousands of miniature hollow fibers ... The walls of these fibers are semi-permeable and designed for different gases to move through them (or permeate) at different speeds ...

Famous quotes containing the word hollow:

    Parched body, hollow eyes, some uncouth thing
    Made him appear, long since from earth exiled.
    William Drummond, of Hawthornden (1585–1649)