Model, Carbon Dioxide Crystal, is a colorless and odorless gas vital to life on Earth. This naturally occurring chemical compound is composed of a carbon atom covalently double bonded to two oxygen atoms, Dimension
Model, Carbon Collection Crystal, Set of 3, consisting one of each model, Diamond, Graphite and Buckminster Fullerene, Dimensions: 36 x 36 x 12 in, Weight: 15 lbs