Dental amalgam controversy satisfactorily countered any safety concerns." Amalgam use is regulated by Health Canada as are all medical treatments and Health Canada has also stated that dental amalgam is not causing illness in the general population. Not all organizations in Canada share this view. In a recent publication, the Canadian Association of Naturopathic Doctors states that "... mercury is the most toxic non-radioactive material on earth, and since it is constantly being released from amalgam, its use should be abandoned. They recommend a gradual detox and chelation therapy over several months to minimize the toxic effects of amalgam fillings. Australia recognizes the
Dental amalgam controversy expansion and contraction of the various amalgam products. During the American Civil War, the debate on the merits of amalgam continued. In dental meetings, with now decades of use and dental research came the recognition of the importance of good technique and proper mixture on long-term success. It was argued that, "the fault was not in the material but in the manipulation...Some men's amalgam is good universally, and some men's gold is bad universally; the difference lies in the preparation of the tooth and in the plug (filling)." More controversy came in 1872, when an amalgam filling was reported as