Birch tar

Tar is a natural liquid product which is obtained by a wood processing (dry distillation). In Russia the main raw material to obtain this product is wood of birch. The …

Chaga mushroom

Chaga mushroom is an amazing creature of nature. Biologically chaga is a kind of mushrooms. It is a tinder fungus (polypore) but is non-toxic, medicinal. When you see something like …