Today we look at the special cases on washing day. What needs to be considered in the case of particularly valuable precious metal coins? Furthermore, numiscontrol subjects slabbed coins to a mercilessly tough extreme test.
If you collect coins, you have to treat your pieces with care. Today is washing day! numiscontrol explains which treatment the different metals of your favourite pieces need, what the perfect water temperature is and much more.
If you collect coins, you will have to treat your pieces with care. numiscontrol explains how to deep clean your objects on a shoestring with common household accessories and what to keep in mind on the numismatic washing day.