skieferins

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Emery mohs ?

Hello, I am wondering if there is any difference between the different grades of wet/dry paper ? I have some 400 Emery paper, 600 Emery paper, they both do exactly what I require, but I am just curious about the differences if there are any....

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Crucible Flux

Hello, I am wondering if there is anyway to remove burnt flux from a crucible ? I know I can burn it off, holding the crucible at an angle, but recently I have found this has not worked and I am having large globs of impossible to move deposits...

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Gas gauge

Hello people, I am a trainee jeweller, to be honest I am fairly ok with my ability but there is something that I think I might need help with. Whilst I am only working with Silver, this is great to learn but now my tutor has said he will...