Abokan cinikinmu sun yi amfani da tsarin bututun polyethylene don samar da ruwan sha tun lokacin gabatar da su a cikin 1950s.Masana'antar robobi sun dauki babban nauyi wajen tabbatar da cewa kayayyakin da ake amfani da su ba su yi illa ga ingancin ruwa ba.

Yawan gwaje-gwajen da aka yi akan bututun PE yawanci suna rufe dandano, wari, bayyanar ruwa, da gwaje-gwaje don haɓaka ƙananan ƙwayoyin ruwa.Wannan gwaji ya fi yawa fiye da yadda ake yi a halin yanzu ga kayan bututun gargajiya, kamar karafa da siminti da samfuran siminti, a yawancin ƙasashen Turai.Don haka akwai babban kwarin gwiwa cewa ana iya amfani da bututun PE don samar da ruwan sha a mafi yawan yanayin aiki.

Akwai ɗan bambanci a cikin irin waɗannan ƙa'idodin ƙasa da hanyoyin gwaji da ake amfani da su tsakanin ƙasashen Turai.An ba da izinin neman ruwan sha a duk ƙasashe.Ana samun amincewar ƙungiyoyi masu zuwa a wasu ƙasashen Turai kuma wasu lokuta ma a duniya:

Binciken Ruwan Sha na Burtaniya (DWI)

Jamus Deutsche Verein des Gas-und Wasserfaches (DVGW)

Netherlands KIWA NV

Faransa CRECEP Center de Recherche, d'Expertise et de

Contrôle des Eaux de Paris

Gidauniyar Sanitary ta Amurka (NSF)

PE100 mahadi ya kamata a tsara don amfani a aikace-aikace na ruwan sha.Haka kuma PE100 bututu za a iya kerarre daga ko dai blue ko baki fili tare da blue ratsi gano shi a matsayin dace da amfani a sha ruwa aikace-aikace.

Ana iya samun ƙarin bayani game da yarda don amfani da ruwan sha daga mai yin bututu idan an buƙata.

Don daidaita ƙa'idodin da kuma tabbatar da cewa duk kayan da aka yi amfani da su a cikin hulɗa da ruwan sha ana bi da su ta hanya ɗaya, ana samar da Tsarin Amincewar Turai na EAS, bisa ga Hukumar Tarayyar Turai.

Ana gwada bututun robobi don ruwan sha da kowace ƙasa memba ta EU.Ƙungiyar masu ba da kayan albarkatu (Plastics Turai) ta daɗe tana ba da shawarar yin amfani da robobin hulɗar abinci don aikace-aikacen ruwan sha, saboda dokokin tuntuɓar abinci sune mafi tsauri don kiyaye lafiyar masu amfani da kuma yin amfani da ƙididdigar toxicological kamar yadda ake buƙata a cikin jagororin Kwamitin Kimiyya na Hukumar Tarayyar Turai. don Abinci (daya daga cikin kwamitocin Hukumar Kula da Abinci ta EU).Denmark, alal misali, tana amfani da dokar tuntuɓar abinci kuma tana amfani da ƙarin ƙa'idodin aminci.Matsayin ruwan sha na Danish yana ɗaya daga cikin mafi wahala a Turai.