hobby #171
Blacksmithing
Forging hot steel with hammer and anvil. Heat management by color, precision hammering, tool making. Basic joinery, tool tempering, and understanding how carbon content changes working properties.
Ninety Degrees Before the Twist Snapped Cold
BlacksmithingHot steel rings like a tuning fork. Cold steel sounds dead. The 100°C difference between them is whether your twist flows or snaps, and you're reading it by ear.
code-a-day tied to this hobby
- Annealing Code Like Steel Simulated Annealing