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Torch lighting and flame adjusting are somewhat different when using propane as fuel gas.
Matt Hayden gives a demonstration of setup, torch lighting, and shutdown using oxygen and propane.
Matt goes over safety and operation of an oxyfuel torch. Apologies for background noise. Closed captioning available for this video.
Matt shows us the A to Z of a custom fire pit project. Plenty of tips, instruction, and arc shots included.
Understanding and creating different types of blueprint sketches with Matt Hayden.
Basic Blueprints with Matt here: