rev.hodl · 105w Immersion mining with canola oil to concentrate maple sap more quickly https://v.nostr.build/n997.mp4 I'm using a single S9 hash board immersed in canola oil to heat maple sap to increase the effectiv... Felix @Felix 1708751769 You could try to add ~0.3% Tocopherol or L135 Antioxidant to increase the lifespan if the oil substantially in case it oxidises too fast 2