Joseph Truini Joe is a former carpenter and cabinetmaker who writes extensively about remodeling, woodworking, and tool techniques. He has written eight books and is a contributing editor toPopular Mechanics.He also appears on theToday’s HomeownerTV show, and co-hosts the weeklyToday’s Homeown...
When industrial chemists want to make chlorine and lye through electrolysis, why can't they use electrodes made of common metals, such as silver or iron, or zinc? Why does copper produce a brighter flame with more colors than sodium? What will happen if a piece of silver metal is placed ...
Gold filled jewelry, on the other hand,will only tarnish under unique circumstances. Pure gold pieces barely tarnish, and even though they're an alloy, the heavy layer on gold filled jewelry protects against tarnishing. We recommend that wearers clean gold filled pieces with mild soapy water o...
750 indicates 18-karat gold in a piece of jewelry or any other item made from gold. This designation tells potential buyers that 75% of the total weight of the object consists of pure gold, while 25% consists of other alloy metals like silver or copper. The higher the karat rating (e....
A:No, I don't recommend it. If you engrave too deep you'll hit the brass layer which will tarnish over time. Q:Hi, I'm searching for a partner to cover my 925 silver jewelry (which were made already) with a gold-filled layer. Can you please advise? Big thanks!! - Lydia ...