Ukulebula okungaphakathi kwesikhunta (IML) kuyinqubo lapho ukukhiqiza ukupakishwa kwepulasitiki nokulebula, ukupakishwa kwepulasitiki kwenziwa ngesikhathi esisodwa ngesikhathi sokukhiqiza.I-IML ivamise ukusetshenziswa ngokubumba i-blow ukwakha iziqukathi zoketshezi.