‘Mahi’ has a protective effect on manuscripts because of its anti-fungal properties
By unravelling the science behind Assam’s ancient herbal ink ‘mahi’, researchers are planning to recreate the lost techniques of manuscript writing. They say their efforts could boost heritage tourism.
The technique involves extracting ‘mahi’ using cow urine from a cocktail of fruit pulp and tree bark such as haritaki, amla, bibhitakhi or bhomora, mango and jamun — often infused with the blood of eels or catfish. Rust from iron tools or nails was added for an intense black hue...............Read more
Source: The Hindu