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			 Member 
			
			
			
			Join Date: May 2008 
				Location: Czech Republic 
				
				
					Posts: 845
				 
				
				
				
				
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			Hello, I wonder If I may ask for an advice: 
		
		
		
		
		
		
		
	How concentrated should the solution be ? How long time should the blade be plunged ? When removed from the bath, should the blade be slightly (by cloth) repolished again ? Any potential risks ? Thanks Martin  | 
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