![5 Pack) Standard Metal Threaded Conduit Stems - 5" Downstem Conduits - Lighting Conduits and Stems - - Amazon.com 5 Pack) Standard Metal Threaded Conduit Stems - 5" Downstem Conduits - Lighting Conduits and Stems - - Amazon.com](https://m.media-amazon.com/images/I/51PzSYXsnML.jpg)
5 Pack) Standard Metal Threaded Conduit Stems - 5" Downstem Conduits - Lighting Conduits and Stems - - Amazon.com
![So I got this new bong with a blue metal downstem, and it's made the water its touching bright blue. Why, and is it dangerous? : r/trees So I got this new bong with a blue metal downstem, and it's made the water its touching bright blue. Why, and is it dangerous? : r/trees](https://external-preview.redd.it/ZEFR8pKlSfWZuVdHSF4NocyvWsemHDsPi_G4RX6z0fM.jpg?width=640&crop=smart&auto=webp&s=c9293ea934d4ee3918f261c038c8b567b2cbbc24)
So I got this new bong with a blue metal downstem, and it's made the water its touching bright blue. Why, and is it dangerous? : r/trees
![5 Pack) Standard Metal Threaded Conduit Stems - 5" Downstem Conduits - Lighting Conduits and Stems - - Amazon.com 5 Pack) Standard Metal Threaded Conduit Stems - 5" Downstem Conduits - Lighting Conduits and Stems - - Amazon.com](https://m.media-amazon.com/images/I/51P7ditzcwL._AC_UF894,1000_QL80_.jpg)