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1 vote

Is a stainless steel stain in a pressure cooker safe?

From the surface looks of your container, this looks more like aluminum than stainless steel. Aluminum pretty much always gets this kind of discoloration with use. I don't know what causes it, but I ...
rumtscho's user avatar
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7 votes
Accepted

Are non-glazed or matte glazed clay mugs safe for containing hot drinks? [video included]

Potter here, weighing in at Stephie's request. What we see on video is sufficient to determine that the mugs are not vitrified ceramics. Vitrified means that the clay has been fired to a temperature ...
FuzzyChef's user avatar
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3 votes

Are non-glazed or matte glazed clay mugs safe for containing hot drinks? [video included]

Your video shows that the clay is not waterproof. This means liquid will be absorbed into the clay, which then can harbor mold and bacteria and contaminate food at a later time. This is why unglazed ...
Stephie's user avatar
  • 57.8k

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