8 The Venturi Burner
![8-Opener.tif](/api/v2/epubs/9781680450866/files/image_fi/450873c08/8-Opener.png)
Concentrated heat sources are one of humankind’s first tools. Makers of yesteryear considered casting, forging, soldering (old-school style), and hammer-welding metal key skills. Adding a high heat source to your toolkit opens up a wide range of opportunities. While charcoal and waste oil are great options for generating heat, propane stands out as a convenient, clean, easily controllable fuel. There are limits: without effort it’s difficult to get a propane-fueled forge or foundry above 1500°–1600° F (about 800°–900° C), but that still makes melting aluminum or heating iron to a bright cherry red no problem.
The amateur ...
Get Make: Fire now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.