Overview:
Steel blanks are cut, textured, hardened and finished to produce durable metal nail files. Sheets of birch bark are fitted around a wooden framework and reinforced with ribs to create traditional canoes; composite materials are moulded and finished into hardtops for cruiser boats; and insulated contacts and interruption mechanisms are assembled into high-voltage circuit breakers.
Release Date : 2016-10-13
Genre : Documentary
Duration : 21 menit
Rating : ⭐ 0/10 (0 votes)
Actors : Lynne Adams