artificial cotton, artificial rubber
, the automobile trailer, [and] a giant atom-smasher.
Make sure it is a nonskid type, such as an artificial rubber
flooring with ribbing.
It also gives a more lifelike voice than current devices by using the artificial rubber
The project seeks to provide additional grass pitches, particularly for young people, a new artificial rubber
based pitch and additional changing rooms.
These include the development of artificial rubber
by Allied chemists, and synthetic oil by their German counterparts.