kishu charcoal for pet water bowls

keep your pet's water clean of toxins with kishu charcoal for pets. simply add kishu for pets to any pet water bowl. one stick lasts 4 months.   process kishu charcoal is made by artisans in japan using a centuries-old method: oak branches are sustainably harvested and then fired in handmade outdoor ovens; after many days of continuous, closely monitored carbonization to over 1000 degrees, the branches transform into a hard, glass-like material — activated charcoal. once the charcoal is shipped from japan it is cleaned in large tubs of water to remove its protective ash. after drying, it is individually hand cut. then each kishu stick is boiled in a large pot of water, dried for 24 hours and then heat-seal it in its compostable sleeve.   maintenance kishu charcoal should be boiled once per month to keep its pores open. simply place in a shallow pan of water and bring to a boil for 5 minutes. allow to dry for 30 minutes before reusing. while a small amount of flaking may occur, the stic