Can Earth run out of water? We’re using freshwater faster than nature can replace it, draining some sources beyond recovery. But avoiding water bankruptcy may be surprisingly affordable. #kurzgesagt #inanutshell #science #freshwater #earthscience

Science project made by mini pump two dcmotor the gear motor #shorts

Do you know why water doesn’t stop a lithium battery fire—and can even make it worse? 🔥🔋💦 It’s because lithium reacts violently with water, producing hydrogen gas, which is highly flammable. Instead of extinguishing the flames, it can actually intensify the fire! That’s why lithium battery fires need special fire extinguishers—not just water. This video is for educational purposes only. DM for credit/removal.