 ይህ በአውሮፓ የውሃ ተቆጣጣሪዎች ቡድን ፣ RG-CPDW - ተቆጣጣሪዎች ቡድን ከመጠጥ ውሃ ጋር በመገናኘት ቁጥጥር እየተደረገበት ነው ።
This is being overseen by a group of the European Water Regulators, RG-CPDW - Regulators Group for Construction Products in Contact with Drinking Water.