Answer:
The game was invented in England in the early days of the 20th century and was originally called Ping-Pong, a trade name. The name table tennis was adopted in 1921–22 when the old Ping-Pong Association formed in 1902 was revived.
Explanation:
Table tennis balls prior to 1900 were mainly made of rubber or cork. In 1900, a 38mm celluloid ball was introduced to England for the first time and from that time up until 2000, this style of table tennis ball was used throughout the world
