A CPU cache is a hardware cache used by the central processing unit (CPU) of a computer to reduce the average cost (time or energy) to access data from the main memory. A cache is a smaller, faster memory, closer to a processor core, which stores copies of the data from frequently used main memory locations.
It takes approximately 31 empty aluminum cans to equal 1 pound. As of 2014, the average weight of an empty aluminum can is 14.9 grams.
The aluminum can is the consumer product that is recycled the most. The aluminum industry pays out a total of $800 million dollars for empty aluminum cans each year. This money goes to organizations such as the Boy Scouts, Girl Scouts, local schools, and Habitat for Humanity.