Ibhodlela le-4L lepulasitiki le-HDPE lokuhlanza elinesibambo liyisixazululo esiphelele sokugcina nokuthutha imikhiqizo yakho yokuhlanza uketshezi.Enziwe nge-polyethylene (i-HDPE) enobukhulu obuphezulu, la mabhodlela aklanyelwe ukuhlinzeka ngesitsha esiqinile nesihlala isikhathi eside esingamelana kalula nobunzima bokusetshenziswa kwezentengiselwano nendlu.