Just looked on EBay, there are indeed many different wafers for sale. https://www.ebay.com/sch/i.html?_nkw=wafer+chip&_trksid=p2380057.m4084.l1313 https://www.

Just looked on EBay, there are indeed many different wafers for sale. https://www.ebay.com/sch/i.html?_nkw=wafer+chip&_trksid=p2380057.m4084.l1313 https://www.ebay.com/sch/i.html?_nkw=wafer+chip&_trksid=p238... Poured in Acryl some would make cool plates.