Coating a batch of mugs with a dark green feldspathic glaze, with a quick before and after at the start of the video to demonstrate the change this surface undergoes when reduction fired to 1290°C. If fired in an oxidised atmosphere, instead of a dark green this glaze fires to a yellow tone, with a surface that's mottled and bubbled and totally different from what you see here. After being submerged I’ll let these mugs dry out for a day or so before cleaning up their walls and the base, as there