What Type Of Wire Is Used For Lighting?

What Type Of Wire Is Used For Lighting? Wire Use Rated Ampacity Wire Gauge Low-voltage Lighting and Lamp Cords 10 Amps18 Gauge Extension Cords 13 Amps 16 Gauge Light Fixtures, Lamps, Lighting Runs 15 Amps 14 Gauge Receptacles, 110-volt Air Conditioners, Sump Pumps, Kitchen Appliances 20 Amps 12 Gauge What wiring is used for lighting?