Lub hlwv hlwv ntim ntawm cov khoom siv kho mob thiab kev noj qab haus huv tseem hu ua blister ntim, lossis "PTP (Pressthrongh ntim)" luv luv. Nws yog ua los ntawm barrier yas blister nplooj ntawv thiab txhuas ntawv ci sib txuas ua ke. Lub hlwv ntim cov tshuaj muaj kev tiv thaiv zoo thiab kev ua haujlwm ceev ceev. , tus nqi qis dua, qhov chaw cia me me, lub teeb yuag thiab kev siv hluav taws xob tsawg rau kev thauj mus los; nws muab cov neeg mob nrog kev ntim tshuaj ib zaug, uas yooj yim thiab kev lag luam;
vim tias cov ntawv txhuas txhuas ntawm lub hlwv ntim muaj cov lus qhia sau rau ntawm nws, lub dispenser tuaj yeem yooj yim Qhov tshwm sim ntawm cov tshuaj tsis raug thiab cov tshuaj sib xyaw tuaj yeem zam tau hauv kev faib cov ntsiav tshuaj. Tam sim no, kuv lub teb chaws kev lag luam kws tshuaj tau nce ntau ntau cov tshuaj blister zoo, uas yuav tsum tau siv rau hauv kev ntim tshuaj blister.
