From v.estrelladr1@gmail.com@21:1/5 to All on Wed Jul 25 20:52:47 2018
I know Im 20 years late but I became a dentist in a third world country and I found that to remove developer stains you could use vinegar, Clorox and Salt. Warning: The fumes are toxic so do so in a well ventilated area and avoid inhalation.