Tlingit artist Arthur B. Nelson’s Devil Fish Halibut Hook, 2012, is an impressive example of a contemporary wooden halibut hook designed to be a piece of art rather than a functional example of ...
Topic: Destructive testing of hooks and chains Objective: The rescue team shall understand the safety reason for using rescue chains and hooks at or below their working load limit (WLL) Task: Evaluate ...
The filament is a helical tubular assembly of a single protein, FliC or flagellin, with a diameter of 10–20 nm, and a few tens of thousands of subunits build a helical propeller that grows up to 10–15 ...
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