Billiards is played on a billiards table.
The country where billiards originated is disputed by historians. Several countries (China, England, France, Italy, Spain) played billiards as early as the 14th century. Click on the 'Billiards' link on this page to read more about the history and the games (eight-ball, nine-ball, snooker, etc.) that are considered billiard games.
The balls are all equal from a points perspective in English Billiards, Carom Billiards, and Pocket Billiards.
Billiards is no longer there.
It doesn't. There is no "mat" related to the game of English Billiards or Pocket Billiards.
The only jobs available for billiards is working at a billiards hall at the counter or as a cleaner.
No, there is no patron saint of billiards.
Perfect competition to what. Please be specific.
Both. Games are played for fun. Sports are played by enthusiasts and professionals.