Everyone is familiar with pinwheels, and few of us haven’t crafted one from a square of paper, a stick, and a pin. Pinwheels are pretty optimized from a design standpoint, and are so cheap and easy to ...

[Nubmian] wrote in to share his experiments with measuring airflow in an HVAC system. His first video deals with using with ultrasonic sensors. He found an interesting white paper that described ...

Engineers who need to reduce the energy cost of air compressor systems will find the precision ST50 Air Flow Meter from Fluid Components International (FCI) helps them more accurately measure ...