* Viola. The viola and the cello are both members of the violin family. The viola is pitched lower than the violin, and its sound is often described as being more mellow. The viola is also slightly larger than the violin.
* Cellophane. Cellophane is a thin, transparent film made from cellulose. Cellophane is used in a variety of applications, such as packaging, food storage, and window treatments. The sound of cellophane being crumpled or torn can sometimes be compared to the sound of a cello.