Malachite green in eels and fish imported from China and Taiwan. In 2006, the United States Food and Drug Administration (FDA) detected malachite green in seafood imported from China, among others, where the substance is also banned for use in aquaculture. In June 2007, the FDA blocked the importation of several varieties of seafood due to continued malachite green contamination. The substance has been banned in the United States since 1983 in food-related applications. It is banned in the UK, also. Animals metabolize malachite green to its leuco form. Being lipophillic (the leuco form has a log "P" of 5.70), the metabolite
The Malachite Casket (fairy tale) that (e.g. Tanyushka) are never completely "normal". Marina Balina mentioned Freud's interpretation of the motif of a double as a symbolic manifestation of death. The theme of the person leaving for the mountains at the end of his life is present in the story. Similar plot device can be found in "Two Lizards". "The Malachite Casket" is considered to be one of the best stories in the collection. The style of the story was praised. "The Malachite Casket" has been a popular subject for analysis. During Soviet times, every edition of "The Malachite Box" was usually prefaced by an essay