Perfectly clear ice spheres are nifty but can be a bit tricky to make without an apparatus. [Seth Robinson] crafted a copper ice press to make his own. Copper is well-known for its thermal ...
High strength yellow brass – copper casting alloy UNS C86500 is a cast alloy consisting mainly if copper and zinc. UNS C86500 is preferred by architects for its color and longevity. The lead in the ...