Primitive Technology: One-Way Blower Iron Smelt & Forging Experiment
11:35
Primitive Technology: Iron knife made from bacteria
33:09
Primitive Technology: Flywheel blower smelt/Monsoon begins
10:33
Iron smelting in the early medieval slag drop shaft furnace, making iron
32:35
Fundição Final 4K
19:02
A maior escala do mundo! Processo de fabricação de fio-máquina de aço com minério de ferro
16:33
Primitive skills: Making hammer, knife from iron
32:11
Restoring A Destroyed 1960s Levin Guitar
18:31