Cue sports tables are usually heated to stave off moisture and provide a consistent playing surface. The length of the pool table will typically be a function of space, with many homeowners purchasing an table as a compromise. Full-size pool tables are 4.5 by (interior dimensions). High-quality tables have a made of thick slate, in three pieces to prevent warping and changes due to temperature and humidity. Smaller bar tables are most commonly made with a single piece of slate. Pocket billiards tables of all types normally have six pockets, three on each side (four corner pockets, and two side or middle
Billiard table less than thick. The flatness of the table must be divergent by no greater than lengthwise and across the width. A table designed for the games snooker and English billiards is usually called a snooker table today, though English billiards pre-dates snooker. The playing area of a tournament snooker table, as standardized by the World Professional Billiards and Snooker Association (WPBSA or World Snooker) and the amateur International Billiards and Snooker Federation (IBSF) which uses WPBSA rules, measures 11 feet 8.5 inches by 5 ft 10 in (356.9 cm by 177.8 cm) with a tolerance of ± 0.5 in (13