Karkashin mamayar kasuwar hada-hadar sayar da shayi ta Biritaniya, kasuwar ta cika jakar shayin baki , wanda ake nomawa a matsayin amfanin gona na tsabar kuɗi zuwa ketare a ƙasashen yamma.Black shayi ya mamaye kasuwar shayin Turai tun daga farko.Hanyar shayarwa yana da sauƙi.A yi amfani da ruwan dafaffen da aka dade don yin na tsawon mintuna kadan, a samu cokali daya a kowace tukunya, a rika shan cokali daya ga mutum daya, sannan a ji dadin shayin ta hanya mai sauki da sauki.

A ƙarshen karni na 19, shayi kuma ya kasance muhimmin abin hawa don taron jama'a da na dangi, kamar zama tare don shayin la'asar, taro a lambun shayi, ko gayyatar abokai da mashahuran mutane zuwa wurin shan shayi.Ƙirƙirar masana'antu da haɗin gwiwar duniya da suka biyo baya sun ba da damar manyan kamfanoni su kawo baƙar fata ga dubban gidaje a Turai, mafi dacewa tare da ƙirƙira na jakunan shayi, sai kuma shirye-shiryen sha (RTD) teas, duk baƙar fata ne.

Black shayi yana shiga Turai daga Indiya, Sri Lanka (tsohon Ceylon) da Gabashin Afirka ya kafa sassan kasuwa.Bisa ga kafuwar dandano halaye, kamar karfi karin kumallo shayi, m shayi shayi, saje da madara;baƙar shayi a cikin kasuwar jama'a shine yafikunshin baki shayi.Wadannan baƙar fata masu inganci an sarrafa su a hankali, kuma galibinsu samfuran shayi ne na lambun shayi guda ɗaya.Bayan gasa mai zafi a kasuwannin cikin gida da na kasa da kasa, sun ja hankali sosai a matsayin samfurin da ya yi fice.Suna matukar sha'awar masu amfani da neman wani sabon abu ba tare da rasa halayen shayi mai kyau ba.