FrogBlog
Devitrification in Glass: What is it? And How to Prevent Cloudy Kiln-Fired Glass
Cloudy, stubborn haze on kiln-fired glass is often devitrification. Learn what causes devit, how to prevent it through better cleaning and firing choices, and which repair methods can restore a clearer finish.
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How to Clean Debris Behind Your Kiln Controller Screen: A Step-by-Step Guide
Noticed dust or debris trapped behind your kiln controller screen? Learn how to safely clean the protective screen, inspect for damage, and reassemble your controller with this simple step-by-step guide. Discover when a quick cleaning is enough and when a replacement may be necessary.
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Coal vs. Propane Forge: Which Is Better for Blacksmithing?
Compare coal and propane forges by heat control, cost, setup, safety, maintenance, and project fit. This guide helps beginners and experienced smiths choose the right forge for their workspace and blacksmithing goals.
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Torch Enameling vs. Kiln Enameling: Which Method Do You Actually Need?
Not every enameling project needs a kiln. This guide compares torch and kiln firing by cost, control, size, repeatability, safety, and technique so jewelry makers can choose the simplest setup that fits the work they actually want to make.
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Fusing Glass in a Ceramic Kiln: Can You Do It?
Wondering if you can fuse glass in a ceramic kiln? Yes, as long as it has a programmable controller. This guide covers how the firing works, the temperatures you need, and when a dual media kiln is the better pick.
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Annealed vs. Tempered Glass: Differences, Strength, and Best Uses
Annealed and tempered glass start out the same but behave very differently. This guide breaks down how they differ in strength, safety, cost, and best uses so you can pick the right glass with confidence.
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Best Rock Tumbler for Beginners (2026 Buyer's Guide)
Choosing your first rock tumbler comes down to barrel size, motor life, and noise. This beginner buyer's guide compares nine rotary tumblers from Lortone and Covington so you can pick the right one on the first try.
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