Indwangu yoboya be-polar inokudibaniswa nayo nayiphi na ingubo, enokuphucula kakhulu ukugcinwa kwayo kokufudumala kunye nezinye iziphumo.Ilaphu loboya begusha aliyi kuphalala iinwele, line-elasticity entle, kwaye aliyi kugoba.Ilaphu loboya lithambileyo xa libamba kwaye aliyi kubangela umonakalo nokuba lichaphazela ngqo ulusu.