itnewsbot, 
Exploring Woodworking Mysteries with Strain Gauges and Raspberry Pi - If you’re not a woodworker, you might not have heard of the “45-degree rule.” It g... - https://hackaday.com/2023/05/03/exploring-woodworking-mysteries-with-strain-gauges-and-raspberry-pi/ #ruleofthumb #straingauge #toolhacks #clamping #pressure #cherry #force #hx711 #joint #maple #glue #pine #wood #oak