Transport proteins which allow some materials to pass through but not others are used for these functions.

He supplies materials of inferior quality to the tea garden, and then bribes the accountants to pass his bills.

Reductions in personnel costs (simpler preparation as the material passes directly from the card to the spinning machine).

The material passes the test if not too much burns away.

Too often, objectionable material passes through blocking software, while useful material is denied.

That material passes through 20 or more feet of intestine before being stored temporarily in the colon, where water is removed.

He has to make sure his materials, and not just his techniques, pass all the requisite requirements.

Certain energies and materials (heat, light, sound, food, and secretions) pass through this boundary in special places.

In many designs it is bolted into a fixed position, making a fixed, smaller opening which the material must pass through.

The electrodes are disc shaped and rotate as the material passes between them.