Germination occurs when the hard outer seed coat is abraded by waves on sand and gravel.
Too rough, abraded the back of the tape.
As the sediment is transported, the unstable minerals are abraded or dissolve to leave more stable minerals, such as quartz.
While smaller particles are readily transported by the lubrication system, larger carbon particles may abrade components with close tolerances.
Once these valves reopen, the microwelds pull apart and leave the valves with a rough surface that would abrade the seats, leading to valve recession.
Laminating paper products, such as photographs, can prevent them from becoming creased, faded, water damaged, wrinkled, stained, smudged, abraded, or marked by grease or fingerprints.
The body is covered in minute cycloid scales and its silvery, iridescent guanine coating is easily abraded.
Other forms of engraving are stipple and drypoint in which the surface of the glass is abraded with the use of small diamond tipped burrs.
