Hedlund Plumbing - Just a *little bit* of corrosion going on with this copper pipe in a bathroom wall that we saw recently. #yikes | Facebook
![plumbing - green oxidation on copper pipe: do I need to clean or replace? - Home Improvement Stack Exchange plumbing - green oxidation on copper pipe: do I need to clean or replace? - Home Improvement Stack Exchange](https://i.stack.imgur.com/5kiSx.jpg)
plumbing - green oxidation on copper pipe: do I need to clean or replace? - Home Improvement Stack Exchange
![plumbing - green oxidation on copper pipe: do I need to clean or replace? - Home Improvement Stack Exchange plumbing - green oxidation on copper pipe: do I need to clean or replace? - Home Improvement Stack Exchange](https://i.stack.imgur.com/gJgsR.jpg)