In this video tutorial I show you the easiest steps to make a Easiest Distressed American Flag Tumbler, and I show you options where you can add glitter and your style. Also, the winner of the Yoda ...

Abstract: The transparent film calcium zinc oxide with indium doping was prepared by spray pyrolysis with calcium nitrate, zinc acetate and indium nitrate precursors. With the increasing of calcium ...

The effect of copper doping on structural, electrical, and optical properties of zinc oxide films was evaluated. Copper-doped films (ZnO:Cu) were successfully deposited on a glass substrate by spray ...

About This project is an automatic fire extinguisher using a flame sensor, two servo motors, and a water pump. One servo scans the area to detect fire, while the other aims the nozzle at the fire ...