It may seem counter intuitive to purify your drinking water with a stick of charcoal, but the Japanese have been doing it for centuries - and it makes your tap water taste great. No excuse for buying plastic bottled water if you don't like the taste of tap!
It adds minerals (such as calcium) and removes chemicals (such as chlorine). You can pop it into any water bottle, jug or other holder you have and it lasts for 6 months! Incredible stuff - read more about it below.
When you have finished using your binchotan as a water filter, it still has many secondary uses. If you break it up and put it in your house plants, it will add nutrients to the soil that will help the plant to grow. Due to its porous surface, it can be used as a deodoriser to remove unwanted odors in your cat litter, laundry basket, nappy bin or shoes. Binchotan is also an effective moisture absorbent and can help absorb humidity in the air if placed in a wardrobe.