Aluminium qhov rooj thiab cov khoom siv lub qhov rais ua yeeb yam tseem ceeb hauv cov txheej txheem ntau lawm, feem ntau yog suav nrog kev siv zog ua haujlwm thiab txo kev siv zog siv hluav taws xob. Tshwj xeeb, txhuas qhov rooj thiab cov khoom sib xyaw ua ke, cov khoom sib xyaw ua ke, yog li cov khoom lag luam zoo thiab cov khoom siv zoo.
