Implementing company-wide static pressure measurements can be tough. Consistency is one of the biggest challenges to overcome. At National Comfort Institute Inc. (NCI), we recommend measuring static ...

[Editor’s note: When we last visited with lead installer John and his helper Charlie (The NEWS, March 5, 2007), they had just learned the hard way that there’s a lot more to sealing ducts than just ...

Hardly a person hasn’t experienced the sudden, sharp discharge of static electricity, especially on a crisp winter’s day. It usually requires a touch, though, the classic example being a spark from ...

This diy electroscope circuit can precisely measure electrostatic charge. The charge to be measured is stored on C1 (a high quality MKT capacitor with a value of 1-2 μF). The voltage (U) across the ...

Correlation of the Coulombic interactions between charge pairs of GB3. Credit: Song Xiangfei, Wang Mengting and Yao Lishan Electrostatic interaction plays a vital role in many important biological ...