Here are the blog posts related to the video below: Franciscan Ivy. Franciscan Desert Rose. Mexican “Lead-Free” Pottery. Comments to the “viewers” in this are from the original posting of the video as a Facebook Live video! Video is about 6 minutes long, and also shows you how to stretch one LeadCheck swab out to […]
When this Franciscan Desert Rose Earthenware China (Made in the USA, c. 1941 and later) was tested with an XRF instrument it came in at 122,200 +/- 5,000 ppm lead. It is negative for Cd (cadmium), As (arsenic) and Hg (mercury), however that is one heck of a lot of lead to be found in […]
This is a Franciscan Potteries vintage “Ivy” pattern serving tray that I got at the Good Will Bins a while back (to add to my “Museum of Lead” collection!) The interesting thing about glazes (especially on pieces that are handmade or hand-painted) is that the levels of lead can vary significantly across the surface of […]
Blue vintage mixing bowl by “Bauer, Los Angeles”. When tested with an XRF instrument the bowl pictured had the following readings: Lead (Pb): 454,100 parts per million (ppm) on the outside Lead (Pb): 474,100 ppm on the inside (the FOOD SURFACE of the bowl!) Important to note, the bowl also tested negative with Lead Check […]
Franciscan Autumn Pattern plate & saucer: as high as 716,100 ppm lead in the glaze. Autumn Pattern: 1955 – 1966 Also: 73,000 ppm arsenic. Note: the plate was higher lead than the bowl, and they look like they are from different batches based on the maker’s marks on the bottom. The bowl / saucer was […]
