It’s a catalytic lighter that uses platinum to ignite methanol vapors. The concept shown in the video below is platinum’s catalyst properties with some types of flammable gasses. The image ...

When it’s plated in rhodium, white gold and platinum have the same silver-white color (though white gold may be slightly lighter in appearance). Without rhodium plating, white gold is slightly ...

The rose gold plating on the rim frames the engraving ... while the leaf in the back is 99.99% platinum — making this the very first platinum coin featuring multifaceted engraving and partially ...