An authorised Table Tennis ball is usually made of celluloid but it can also be made of similar plastics.
about 144 ping pong balls are in a gross.
about 10cm2
They are made in several different countries.
Ping Pong Balls
10 ping pong balls
100 million
banana
On a scale of one to ten, the toxicity of Ping pong balls would be 1, because they are made of celluloid, which is not poisonous but flammable.
No they do not.
Sure it can. But you'll need a lot a lot of ping pong balls- I believe the ratio is about 1 pound per 15 ping pong balls... then you can lift just about anything.
There is insufficient information in the question to answer it. How are the ping-pong balls hanging? By what? Are they touching? What is the orientation of the straw with respect to the ping-pong balls? Please restate the question.
0 - ping pong balls are solid in color with no dots