The TiO 2 is the important part; it changes color when heated by the laser, forming a deep black line that adheres to the surface of the glass.

While low-cost professional PCB fabrication has largely supplanted making circuit boards at home, there’s still something to be said for being able to go from design to prototype in an aftern… ...

Factory settings are just the beginning. Your TV has options to customize how it looks. Figure out the best ways to adjust your TV to your preferences.