Sheets are coated in incense and benzoin resin and have disinfectant qualities.
Incense is the best of disinfectant that our ancestors always used. By smoking it in the corners of the house they tried to not only banish the evil spirits but also to get rid of diseases and bacteria. In many countries of Europe, especially in France a special type of is widespread as a disinfectant and air conditioner. The Papier d'Armenie scented room air conditioner is widespread in France, it is sold in as a notebook made with aromatic sheets of paper. Sheets are coated in incense and benzoin resin and have disinfectant qualities.
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