Ndi chitukuko cha chuma cha padziko lonse, kuteteza chilengedwe ndi teknoloji, chithandizo cha waya pamwamba chawonekeranso m'njira zosiyanasiyana zachitukuko.Pakuchulukirachulukira kwa zofunika zachitetezo cha chilengedwe m'maiko osiyanasiyana, njira zochizira zopanda asidi monga kuphulitsa kuwombera ndi kusenda makina zatulukira motsatizana.Komabe, pamwamba khalidwe la waya kukonzedwa ndi njira zimenezi akadali si zabwino monga mmene chingapezeke ndi pickling chikhalidwe, ndipo nthawi zonse pali zolakwika zosiyanasiyana .Choncho, chakhala chofunika mwamsanga osati kukwaniritsa khalidwe pamwamba pa pickling miyambo, komanso mpweya otsika ndi dzuwa kwambiri.Ndi kupita patsogolo kwaukadaulo, zida zopangira zodzikongoletsera zokha zidayamba kukhalapo.