In addition to her work with Family Handyman, Mackenzie is a contributing commerce writer for Bustle Digital Group's lifestyle sites. She also owns and operates a copywriting studio in Nashville, TN. Mackenzie is an avid DIYer, sharing her budget-friendly home improvement hacks with her growing social media and blog audience.
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If You See Green Residue in Your Sink, This Is What It Means

What is causing that blue-green stain in the bottom of your sink? Algae? Toothpaste? Nope, the culprit is copper!