The fungicide Mancozeb is part of a group of chemicals called Dithiocarbamates (DTCs) that also includes Zineb, Maneb, Metiram, Thiram and Propineb. Mancozeb is a combination of Zineb and Maneb. Zineb was never approved in the EU (2001), Propineb and Thiram were banned in 2018, Maneb in 2017, while Metiram is still on the market. Mancozeb is registered on the market since 1961. DTCs are contact fungicides and react with amino acids and enzymes of funghi on the leaves of the plant. DTCs are used against a wide variety of funghi on many crops such as apples, pears, grapes, potatoes, wheat, onions and flower bulbs. The spraying is done frequently, up to 8 – 10 times in a season.