a tether ball is made of lether
now rubber
Yes, of course. The material a tennis ball is made out of is porrus. That is why tennis balls go flat.
fabric
They build the tennis ball around the air, really! Actually, the tennis ball is made in two halves and then heat wielded together to form the finished ball.
dog food
Some special rules made in tennis is that if the ball bounces on your box you will be out.
no, it will burn. it will only explode if it has been made into a "tennis ball bomb" (filled with tips of matches)
The tennis ball is made from a mixture felt-rubber; the internal gas is air.
There is no evidence of a ball been made from polyurethane. There are polyurethane foam balls, but unfortunately no tennis balls. The process is likely to be the same as a normal tennis ball, the only difference being that the rubber in the ball is replaced by polyurethane.
An authorised table tennis ball is usually made of celluloid but it can also be made of similar plastics.
a tennis ball
The official rules of table tennis state that the ball shall be:spherical, with a diameter of 40mm andweigh 2.7g andbe made of celluloid or similar plastics material andbe white or orange, and matt