sharp chainsaw chain

“Cutting into dirt dulls a chainsaw chain” - I know that. ( In fact, I've lost 4 of my chainsaw chains this way!) But I'm curious to know the SCIENCE behind it. Dirt is soft, wood is much HARDER, then how come dirt dulls a chainsaw chain (almost) INSTANTLY? This question might sound a bit...

Let's say it's a SUNNY day 🌞 , and you're out in your yard. Your chainsaw chain is sharp and ready to cut off those logs. You start cutting through wood without any BREAK! Now, here's what I want to know: 👇 How long does your chainsaw chain stay sharp? Or in other words, How often do you...