Nkhani Zamalonda

Geomembrane ndi chinthu chofunikira kwambiri chopangidwa ndi geosynthetic chomwe chimagwiritsidwa ntchito makamaka poletsa kulowa kwa madzi kapena mpweya komanso kupereka chotchinga chakuthupi. Nthawi zambiri chimapangidwa ndi filimu ya pulasitiki, monga polyethylene yapamwamba kwambiri (HDPE), polyethylene yotsika kwambiri (LDPE), ndi malo otsika kwambiri...Werengani zambiri»