Malachite green (LMG) is used as a detection method for latent blood in forensic science. Hemoglobin catalyzes the reaction between LMG and hydrogen peroxide, converting the colorless LMG into malachite green. Therefore, the appearance of a green color indicates the presence of blood. In 1992, Canadian authorities determined that eating fish contaminated with malachite green posed a significant health risk. Malachite green was classified a Class II Health Hazard. Due to its low manufacturing cost, malachite green is still used in certain countries with less restrictive laws for non aquaculture purposes. In 2005, analysts in Hong Kong found traces of malachite green
The Malachite Box such magical help is no longer necessary, because the Soviet society has righted all the wrongs of a fairy-tale reality. Tatiana Kruglova comments that there is a clear split of characters based on their social class: there are working men, most often depicted as positive characters, and their masters, shown critically or ironically. But in the pre-war stories the class criteria existed as the background only. The conflict between the characters came from the collision between poetic and pragmatical, grand and common, irrational and rational. "The Malachite Box" and its author became enormously popular. It was met with significant praise