The 2 symbols seen on pirate flags & bottles of poison
Originally, the skull and crossbones was used as a Christian religious symbol, 
apparently ... Jolly Roger flag in the eighteenth century, the Roman Catholic 
Church ... for their British cousins, and produced almost two dozen different 
bottles (not... [DOC] [TLE] Poison Prevention Lesson Plan  Pesticide Education  Penn ... [PAR] A large posterboard; 4 labeled chemical containers (such as boxes, bottles, or 
cans) ... Use a black marker and color out one of the Mr. Yuk faces (symbols).