How a microprocessor is made
We all know that the CPU (microprocessor) is the heart of our computer. If it’s fast you’ll see it, if it’s not you’ll feel that too in every day tasks. If you’re curious how a microprocessor is made you can check this Intel webpage or download this presentation. What’s the most interesting part is the prime resource used: sand, the second most common chemical ‘ingredient’ on our planet.

Composite illustration of a CPU building process
A short general “How is made” presentation of the micro processor building process:
