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Fluorescent light sources

Mechanical oscillators vs. electronic clocks

Electron glow discharge lamps

Heavy metal cutting techniques

Science says wick effect is to blame

Types of air purifying techniques

Video game controllers

Plastic explosives

Fast information retrieval technologies

Optical data storing devices

Ultraviolet light sources

The power behind the Industrial Revolution

What makes your clock tick?

The 'buffer' between your outlet and motherboard

Smart labels to replace UPC bar code

What makes a light emitting diode shine light

Printable battery testers rely on thermal variation processes