Ci 21 pàcc, sitwebu komisoŋu yokkute ak coppite (NDRC) genne na yëgle ngir sàkku xalaat ci xalaat ci katalogu njiitu produit ak serwiis yu am solo ci liggéey yu am solo yi (2016 edition) {2}
Produit yu am solo yi ci liggéeyum kawsu yi bokk ci katalogu njiit yi ñooy:
kawsu synthetik bu baax
Materialu tafukaay bu kawe
ay biomateriyel
Defar ay paccu oto ak produit mekanik ak kuuraŋ
rësiklaasu jumtukaay
Ay sarwis rësiklaas
Katustik bu baax ci wàllu synthetik mooy: Reguleer bu am fonction yu bari yu tàngoor, baña yàq corrosion ak mbañar, ay jumtukaayi kawsu, kawsu fluor, kawsu silicon, eleastu thermoplastik, copolymer trans-bultentine bu bees ak yeneen mbir yu am ci kawsu.}y.
Sunnyjoint nekk defarkatu kawsu professionel, mooy gëna bàyyi xelam ci produit yu bees yooyu, ba noppi yokk sunu liggéey.