Candle for seven days, with coloured flame

摘要

Candle for seven days, with coloured flame, a candle (1) which receives, in the project of mold, together with the insertion of the wick (2), the appropriate percentages of sodium salts, calcium salts, potassium salts, salts of barium salts, antimony and silver nitrate, so that, formed after Lit the fuse (2) during combustion.Are observed effects of different salts mixed; through this combination, the flame is taking different colors according to the advance of combustion by the wick (2), if so,The effects of the properties of the elements mixed together as yellow coloration (sodium salts); red colouration (calcium salts); violet (potassium salts); green color (salts of barium); blue staining (salts of antimony); white color (nitrate Prat (a).