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.
... Lake Nyasa
M
Fernão de Magalhães, (Ferdinand Magellan, sea explorer)
Ferdinand Magellan, (c. 1470-1521), leader of first expedition around the world
Douglas Mawson - ...