That article on the toxicity of ethyl- and methylmercury does not appear to have any bearing on the mercury based amalgam alloy used in amalgam fillings (unless

That article on the toxicity of ethyl- and methylmercury does not appear to have any bearing on the mercury based amalgam alloy used in amalgam fillings (unless they gave the rats amalgam fillings in their teeth). I don't think you are interpreting the scientific article you are referring to correctly.