-
Re: What is this strange dried liquid on these Kennedy half dollars?
Not same MEK it is Methyl Ethyl Ketone and acetone it is Methyl Ketone. Different chemical formula MEK C4H8O and Acetone C3H6O. MEK it is stronger then the acetone. Other alternative in same cases it… (View Post)1 -
Re: Cool Early American Find ~ Coin Related ~
Me I use TarnX to clean my set when it is the time. I have two big boxes with old ones. I mark the boxes as melting Silver, but I thing I have to take a look first. Thanks for the link of markers. (View Post)1 -
Re: Does anyone still collect BIE cent errors?
https://cuds-on-coins.com/lincoln-cent-bies/ This it is the web site for them. (View Post)1 -
Re: What is this strange dried liquid on these Kennedy half dollars?
https://www.atsdr.cdc.gov/ToxProfiles/tp21.pdf For those interested in. (View Post)1 -
Re: What is the job life expectancy of a professional coin grader?
Normally I will not answer to those who made political statments, but because you touch an affective hobby side of me I will answer. I left US long time ago and choice the Nord of the continent for Q… (View Post)2