Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 69776

Copper is a soft metal used in both electrical wire and plumbing pipes (water or gas). Use with [electrical], [wiring], [pipes], and/or [plumbing] as needed for questions related to materials built out of copper.

2 votes
Accepted

how do I remove copper stain coming from plumbing?

Vinegar should be able to dissolve copper stains. Those stains are commonly copper hydroxocarbonate AKA copper carbonate hydroxide, which easily dissolves into copper acetate. …
ajeh's user avatar
  • 242