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 price of aluminum fluctuates greatly in Illinois depending on the market demand for it, and where the aluminum comes from. Generally, aluminum cans bring less than aluminum from cars. Prices range from .50 per pound to almost $3.00 per pound.