PPRuNe Forums - View Single Post - Admiral Draper's Really Really Boring and Totally Pointless Snippets of Information
Old 17th Apr 2019, 16:43
  #9835 (permalink)  
Join Date: Aug 1999
Location: In the pension queue, Lancashire, UK
Age: 76
Posts: 206
Percussive engineering is a well established rectification technique
as demonstrated here:

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