Lesson 4 of this instructional course demonstrates how to create bubble-free projects that maintain their desired size and shape post-firing. It also explains how glass thickness changes according to 'The 6mm Rule', why bubbles form during firing, and the benefits of introducing bubble squeezes to firing schedules.
Watch on My Glass Cookbook
Lesson 4: Constructing a Project
Lesson 4 of this instructional course demonstrates how to create bubble-free projects that maintain their desired size and shape post-firing. It also explains how glass thickness changes according to 'The 6mm Rule', why bubbles form during firing, and the benefits of introducing bubble squeezes to firing schedules.
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Lesson 1: Intro to Fusing + Tools to Get Started
Lesson 1 of this instructional course provides an overview of the glass fusing process and walks through all the necessary tools and materials while noting which are 'must-have' vs. 'nice-to-have'.

Lesson 2: Firing Principles + Kiln Operation
Lesson 2 of this instructional course introduces tack, contour, and full fuses, breaks down the phases of a typical firing schedule, and demonstrates how to program a kiln.

Lesson 3: Choosing Appropriate Glass
Lesson 3 of this instructional course explains C.O.E.s and glass compatibility principles, as well as qualities to consider when choosing glass for a project, including color consistency, reactive potential, workability, and manufacturer support.