DIY water filtration inspiration (water should be boiled after its filtered just in case anything got through the filter) : r/solarpunk
BG Survival Academy on X: "Making a water filter. Cut off the top and bottom of a plastic bottle and tie a scrap of cloth over the neck of the bottle. Turn
Filtration in the Water Cycle
Animated diagram of biosand filter. 1 Stagnant unclean water level... | Download Scientific Diagram
How to make an Emergency Water Filter | Five Gallon Ideas