The present invention relates to a tear gas generator (1) comprising at least one container (2, 12) which contains an amount of a tear gas generating chemical compound (5) in the solid state, the chemical compound causing irritation of at least one part of an eye upon contact. The container contains a heating (4, 14) for causing evaporation of the chemical compound (5) from the solid state to the gas phase, the heating being in direct and/or indirect thermal contact with the tear gas generating compound (5), and an outlet for expelling the gas from the container and the tear gas generator; the tear gas generating compound in the gas phase causing irritation of at least one part of the eye and/or human soft membranes upon contact.
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