Graphite has the same chemical composition as Diamond, which is also pure carbon, but the molecular structure of Graphite and Diamond is entirely different.
The California king size is a mattress measuring 72 inches wide by 84 inches long. In terms of length it is four inches longer than the standard king and queen size mattresses. The mattress was made by David Bergeson of California sometime in 1982.
The king size mattress measures 76 inches wide and is 80 inches long, while the queen comes in at 60 inches by 80 inches. The Western king is longer and wider than the queen mattress, but it is not as wide as the king mattress. In terms of overall size, the California king size is smaller than the king. It has a total of 6,048 square inches, while the king size has 6,080 square inches.