Fruit and vegetable cling film hi cling film chi khat a ni a, a chung lamah pores te tak te a awm a, pore size 0{2}01 μ m atanga 10 μ m. a awm a, thawm sang tak a nei a, chutah chuan tui vapor transmission rate sang tak pawh a tel a, mahse liquid water. micro porous plastic wrap leh permeable plastic te chu a inang vek a, mahse permeable plastic te chu a inang vek a, chu chu a dik lo hle a ni. Porous plastic wrap chu a tlem berah a inkhar a, chu chuan air permeability a phal a, mahse water permeability. permeable film pores te chu khar a ni lo va, funnel-shaped. film hma leh hnung lama pores te chu a danglam a, one-way permeability a awm theih bawk.