White Cross (chemical warfare)

White Cross (Weisskreuz) is a World War I chemical warfare agent consisting of one or more lachrymatory agents: bromoacetone (BA), bromobenzyl cyanide (Camite), bromomethyl ethyl ketone (homomartonite, Bn-stoff), chloroacetone (Tonite, A-stoff), ethyl bromoacetate, and/or xylyl bromide.

White Cross is also a generic World War I German marking for artillery shells with irritant chemical payload affecting eyes and mucous membranes.