Most people by now know about lead and asbestos: toxic substances found in old buildings that can cause great harm to people’s health and the natural environment. But health and environmental experts ...
The term polyimide constitutes two words—poly and imide. While poly refers to polymers, the word imide refers to progressive imide monomers. Many manufacturers still use the standard FR-4 material for ...
Burlington High School is currently closed due to elevated levels of PCBs. Seen on Tuesday, October 20, 2020. File photo by Glenn Russell/VTDigger Vermont will test hundreds of schools across the ...
Today, electronic devices have become powerful and reliable even in harsh conditions, thanks to printed circuit boards. Without a PCB, you do not have modern electronics. Printed Circuit Boards come ...
A known carcinogen may be lurking in your child’s school. Scientists estimate that Polychlorinated Biphenyls (PCBs) are present in 1 out of every 3 K-12 schools nationwide. Despite this, these harmful ...
At Absolute Resource Associates, an environmental testing firm in Portsmouth, PCBs bubble at the bottom of this extraction apparatus. In the white middle piece sits the samples being bathed in a ...
When we see an extremely DIY project, you always get someone who jokes “well, you didn’t collect sand and grow your own ...
When designing a printed circuit board, there are certain rules. You should place decoupling capacitors near the power pins to each chip. Your ground planes should be one gigantic fill of copper; two ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback