Traditionally, charcoal is used in Japan. It has a variety of uses. Mainly it purifies tap water. It also absorbs odors when placed in toilets or shoes.
There are many kinds of charcoals are selling now for purifying water. Which one is good ? You might pay for high quality charcoal price but gets low quality charcoal, similar to BBQ charcoal. I will give you some tips !
Kishu Binchotan Charcoal is known as the best quality charcoal for purifying water here in Japan. It is a type of activated charcoal that has been traditionally made for over 300 years. It is activated through high burning temperatures, along with a rapid cooling process.It has been mainly made in the Kishu region of Japan. Kishu Binchotan remains the finest form and is still handmade through a process passed down through generations.
I discovered bamboo charcoal a few months ago, and bought some. The fibres are not strong compared to wood. However, It’s light & easy to handle. Plus I heared Bamboo Charcoal has more absorptive power. Moreover, Bamboo is a more sustainable material. Bamboo grows much faster than trees.