process|noun|an operation or series of changes leading to a desired result
discover|verb|to find or learn something
concentrate|verb|to direct all thoughts or efforts toward one thing, (&ldquo;He concentrated on his homework.&rdquo;); to come or be together (&ldquo;The factories are concentrated along the river.&rdquo;)
examine|verb|to study closely
camera|noun|a device for taking pictures
