Ukongezelela ekubeni buhle kwaye bubuhle, ubucwebe besilivere be-925 buneenzuzo ezininzi: Iimveliso zesilivere ziyakwazi ukuvelisa intsimi yamagnetic ngaphakathi koluhlu oluthile, zikhulule inani elikhulu le-ion zesilivere, zivuselele amandla, kwaye zineempembelelo zokunakekelwa kwempilo emzimbeni womntu.Isilivere sesona sinyithi sibalaseleyo sovavanyo lwetyhefu, umzimba womntu ukhupha ezinye "ityhefu" yonke imihla, kwaye ubucwebe besilivere buyakwazi ukufunxa ezi "toxins", nto leyo ebangela ukuba abanye abantu banxibe ubucwebe besilivere ukuze bujike bubemnyama.