After the activated carbon is used for some time, it absorbs a large amount of adsorbate, gradually becomes saturated, loses the working ability, and will penetrate the filter layer in severe cases.
Ka dib markii la isticmaalayo carbon firfircoonaan for muddo waqti ah, waxaa adsorbs xaddi weyn oo adsorbate, si tartiib ah u noqdo cokan, lumiyo awooda shaqada, iyo dhex gelin doonaa lakabka filter ee xaaladaha ba'an.