Václav Mára (born August 5, 1943 in Sedlec-Prčice) is a Czechoslovak sprint canoer who competed in the late 1960s.
The late 19th-century product generally called Sedlitz powder which was produced by many chemical factories had nothing to do with bitter spring water from the villages Sedlec, Zaječice and Korozluky in the Czech Republic near Most.
Rises from a wells located in the vicinity of Zaječice, Sedlec (part of Korozluky) and Korozluky.