Billiard table all six pockets), with rounded entrances and nearly parallel sides, like those on a snooker table. One tactical consequence of this design difference is that the jaws of the WPA-type pocket are often used exactly like a horizontal version of the backboard of a basketball goal, to rebound the ball into the pocket; this technique does not work on blackball tables, and even shots down the cushion into a corner pocket are more difficult. For tournament competition under WPA world-standardized rules (and league play under derived rulesets), the bed of the pocket billiard table must be made of slate no
Bonsai display table or wooden discs are used. Bonsai display tables are used in Japan in particular, and are usually found in the traditional Tokonoma, a niche dedicated to art. From this tradition, there are also some basic rules for the placement of bonsai on the table to be derived from, which are observed worldwide especially at exhibitions. At exhibitions, the presentation of a bonsai with its pot on a formal table has also become the standard. In the western world, however, there are also proponents of the fact that a table for bonsai presentation is a minimum standard in the home and