Methylene Blue, methylthionine chloride or 3,7-bis(dimethylamino)phenothiazin-5-ium chloride is a chemical compound used as a dye and medication for Gram's stain, Wright stain[?], and the treatment of metoxyhemoglobinemia.
... under the age of 18 living with them, 60.7% are married couples living together, 8.8% have a female householder with no husband present, and 28.1% are non-families. ...