ultra violet

Source: Sun, ***** light, Sun beds

Detected by : security markers, detecting substances eg. Quinean

Typical wavelength: 10 to the -6 m to 10 to the -8 m

Typical frequency: 10 to the 15 to 10 to the 17 hertz lo

Dangers: damage molecules inside skin cells, cause cancer, damage eyes

Uses: Sun beds, sterilizing water, detecting fake bank notes, make vitamin D