Interesting Facts About Tungsten

Volfram, which was first discovered about 350 years ago, is known for being one of the toughest elements found in nature. It’s extremely dense and is just about impossible toPročitajte više »

Koristi i jedinstvenost Kovar

Kovar je bio u upotrebi mnogo decenija. Uprkos svoje relativno duge istorije, Mnogi ljudi izvan ovim oblastima možda nikad иuli za vredne leguri. Ovo je jedan… Pročitajte više »