7.2K views · 12K reactions | Multi-purpose chemical: Potassium Permanganate When mixed with glycerin, it creates fire without friction. That same oxidizing power makes it useful for water purification, wound disinfection, and even as an antifungal soak. A pinch per liter of clear water turns pink, then fades to brown or clear as it kills bacteria and parasites. Let it sit for 30 minutes before drinking. Long shelf life. Multiple uses. Great for survival. | Rob Benson | Facebook

29M views · 86K reactions | She uses balloons and cosmetics to clean...

39K views · 93 reactions | From pebbles to power: the rise of potassium silicate batteries In this episode, we discover how potassium silicate, an abundant earth material, is being transformed into a sustainable alternative to lithium-ion batteries, offering potential breakthroughs in performance and safety.  Tune in: https://ie.social/4x0oG | Interesting Engineering | Facebook