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18 KRGP means that it is gold plated metal, but not sure whether it is gold plated silver or just another cheap metal
Laser marking on metal is helpful for etching names or messages on metal, like the service that Apple provides to engrave iPads and iPods. It can also be used to etch barcodes, logos and serial numbers into products.
used for marking out circles and arcs on metal
it stands for precious metal standard
embossing
English, Norwegian, and Russian(I'm not so sure about Russian).
Ocelot made a deal with the Russian military, and they were sending the Terrorists supplies.
Russains say "met'al" (металл)
There are plenty of purposes and uses of industrial laser marking. Two would be engraving and cutting, which are done in order to design or cut loose parts of metal which aren't needed in the process.
The marking on metal in jewelry only indicates the identity of the metal. Take your jewelery to a local jeweler who will use a probe to help determine the type of stone mounted in the metal.
If it's Mark PL before or after 14 karat mark that means it is plated if it has 14 karat PL that's 14 karat plated 18 karat po that's 18 karat plate so forth and so on if the marking is just PL on the on the the piece that means it's then it's Platinum it's a platinum piece
A metal, Russian urn used for heating water for making tea.