[Seth Robinson] crafted a copper ice press to make his own. Copper is well-known ... and in this case we get to see 3d printing, sand casting, lost PLA casting, lathe turning, milling, and even ...

Perfectly clear ice spheres are nifty but can be a bit tricky to make without an apparatus. [Seth Robinson] crafted a copper ...

Sand casting close sand castingA process of making a mould in sand so that a molten metal can be poured to take a form. can be used to cast larger and more complex shapes as it uses a two-part mould: ...