Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. This billiard ball, a gift of the Celanese Corporation, is made of cellulose nitrate, a substance eventually known as ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Gizmodo may earn an affiliate commission. Reading time 2 minutes When ...

I have a set of billiard balls sitting on my desk in a box with a partially torn label on which the words “Hyatt” and “Billiard Ball Company” are clearly visible. That makes these balls, purchased ...