Forgot Your Multimeter? Using Your Tongue to Measure Voltage – No Joke! It Can Really Save the Day…
A few days ago, I went to help a friend fix a circuit, only to realize I had forgotten my multimeter at home. My friend looked at me eagerly, his face saying, “Master, please show your skills.” I slapped my forehead and remembered a trick my mentor taught me years ago—using my tongue to measure … Read more