Menene Tsayin Rayuwar Zagayen Sling?

Majajjawa zagaya baya zuwa da ranar ƙarewar da aka buga akan tambarin sa-amma wannan baya nufin yana dawwama har abada. Dangane da EN 1492-2, ƙa'idodin Turai don zagaye, iyakokin aiki (WLL) da yanayin aminci an ƙayyade, amma rayuwar sabis ɗin ya dogara da ainihin yanayin amfani. Wasu masana'antun sun ƙididdige iyakar tsawon shekaru 10 daga farkon amfani a ƙarƙashin ingantattun yanayi.