Make A Water Filter Out Of Charcoal And Sand

With the cap still on the water bottle take your knife and twist a small hole in the cap about an inch in diameter.

Make a water filter out of charcoal and sand. You should have enough crushed charcoal to fill your cylinder up about halfway. To use the filter pour water into the bottle and let it drip through the hole in the cap. Take your cotton ball and push it tightly against the cap. The filter is still effective without rinsing but it will reduce the filter s lifespan.

It is a good idea to place a couple of inches of packed down grass or sand or another piece of cloth on top of the charcoal to prevent it from becoming displaced when you add your water. This will be the final barrier before the water comes out clean. If the water runs rather than drips through the filter you will need to pack your charcoal tighter. To create a slow water filter diy using sand you need a bucket with a layer of gravel at the bottom an equal amount of coarse sand above it and a large amount of fine sand on top.

If you don t rinse first you will definitely need to run a few gallons of water through the filter before even attempting to use the water for something potable. This is the bottle that will become your charcoal and sand filter. Read on to learn how to make a filter out of a coffee filter and a banana peel.