The work was done with oil paint and wood on specially treated hard board.

One process is to add specially treated water to the boiler at regular intervals.

Wicks made from specially treated paper and cotton are also available.

The paper which the manuscript came wrapped in: it is made from this specially treated blue material.

It had been specially treated to give good prints.

In some experiments the specially treated atmosphere even produced sugar.

Telling real silk from specially treated cotton is difficult, even for the experts.

But any stray shots would bounce off the specially treated wall.

The plastic has been specially treated, so it is sensitive to light.

Tank cars built after 1989 use this specially treated steel.