-- SEE things, by the electromagnetic visible light that they either radiate or reflect. -- Warm the leftover meatloaf in the microwave. -- Open the garage door from inside the car using the remote. -- Lay outside and get a tan. -- Watch the game on TV. -- Do ANYTHING with your smartphone
-- Get an X-ray to see if your ankle is broken or just sprained. -- Listen to the weather report on the radio. -- Do ANYTHING with GPS.