Inflexible collodion is a kind of collodion that’s utilized in images and different functions. It’s produced from a combination of nitrocellulose, alcohol, and ether, and it’s utilized to a floor in a skinny layer. When the collodion dries, it kinds a tough, protecting coating.
Inflexible collodion has been used for a wide range of functions through the years, together with as a photographic unfavorable, a varnish, and a wound dressing. It’s nonetheless used immediately in some functions, equivalent to within the restoration of outdated images.