![Those Blue-Green Stains](https://cole-tpomag.imgix.net/https%3A%2F%2Fwww.tpomag.com%2Fuploads%2Fimages%2Fistock_000016085596medium.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=620&ixlib=php-1.1.0&q=75&w=1024&s=0bc2fe2635ae5a61b50b179dce9f3a33)
The Florida Gateway College water program had an inquiry from a public works director of a small community about copper in drinking water. A customer at a convenience store had seen blue-green stains on plumbing fixtures around the soda dispensing equipment. Both the customer and...