From: terrell.michael.a@gmail.com   
      
   On Saturday, June 17, 2023 at 11:54:43 PM UTC-4, whit3rd wrote:   
   >    
   > The Oatey stuff is intended for plumbing, is basically zinc chloride (acid)    
   > particles in a petroleum jelly suspension. If there's going to be running    
   > water in contact with the joint, it washes away the acid, but... for    
   > soldering DRY wires, or pipes that hold vacuum (physics lab stuff)    
   > that acid doesn't get removed. Bad things happen.    
   >    
   > For potable water, it's generally recommended not to drink from    
   > the newly-soldered plumbing for a couple of days, then to open    
   > your taps and flush the pipes out before tasting the water.    
   >    
   > The petroleum jelly is benign.   
      
   They also made rosin cored solder, back in the '70s.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)