Glass Tips from Verrier

Information on stained glass, fusing, kilnforming and glass working

Wednesday, 1 October 2025

Cast Iron Mould Risks

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There is a lot of concern about the safety of many products used in kilnforming, and much of it is based on hearsay. The best source for und...
Wednesday, 24 September 2025

Concealing Layers at the Edge

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Credit:  Sheri Coughlin At tack fusing temperatures the layers of glass making up the piece are evident at the edge with two layer bases.   ...
2 comments:
Wednesday, 17 September 2025

A Sintering Project

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Ready for firing The project is to fire 6mm “balls” stacked 3 high onto a single sheet of clear glass without significant alteration to the ...
3 comments:
Thursday, 11 September 2025

Elevation of Moulds

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Is it necessary to elevate slumping moulds above the shelf?  I first heard of the need to elevate moulds from a Bhole representative about ...
Wednesday, 3 September 2025

Shotgun Annealing

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  Shotgun annealing is chosen when the annealing temperature is unknown or uncertain. The name comes from the characteristic spread of the ...
Wednesday, 27 August 2025

Avoiding Grinding Lines

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  Sometimes in a completed piece a grey line appears between pieces or at the edge of the whole piece. Most often these are the result of g...
Wednesday, 20 August 2025

Glass in Microelectronics

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  Passivation involves depositing a protective material onto the surface of metals or metal alloys to enhance their resistance to environme...
Wednesday, 13 August 2025

Devising Slumping Schedules

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A while ago Bob Leatherbarrow gave a presentation to Lunch With A Glass Artist (LWAGA) on slumping schedules. You can follow a recording of ...
Wednesday, 6 August 2025

Glass Microspheres in Medicine

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  Using Embolic Glass Microspheres to Target Chronic Disease Sierra Kucko • February 5, 2025 Glass microspheres under magnification....
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