Hka lim ai lam gaw, nbung n-gun law law hpe jai lang ra ai. N-gun hpe makawp maga na matu, hka law ai arung arai ni, suspensions, shing nrai, n-gun ja ai n-gun rawng ai solution ni hpe, n-gun ja ai n-gun ja ai n-gun ja ai arai ni hpe lu la na matu, hka ja ai n-gun ja ai jak hta n-gun ja ai n-gun ja ai n-gun ja ai n-gun ja ai n-gun ja ai jak ni hpe n-htum hkra, hka n-gun hpe n-gun n-rawng hkra galaw na matu, shawng nnan lang jak hte hka ja ai (sh) katsi ai hku galaw ai.
Hka ja ai a yaw shada lam gaw, arung arai lang ai (sh) matut nna galaw sa wa na matu ra kadawn ai lam ni hpe hkap la lu na matu re. Ga shadawn, hpun hpe n-gun n rawng ai (sh) hpun hte galaw ai arung arai ni hpe garai n galaw shi yang, hpun hpe n-gun n rawng hkra makawp maga ya nna, ceramic blank ni hpe wan n gap shi yang hkyet kau ai gaw, n-gun n rawng hkra makawp maga ya ai. Dai hta n-ga, hkyet mat sai arung arai ni hpe htaw sa na matu hte tawn da na matu loi ai; Ga shadawn, dan la ai mam ni hpe hka lim ai daram hkyet kau ai gaw, n-gup n-gu n byin hkra pat shingdang ya ai. Hpa majaw nga yang, shingra tara hku nna hkyet mat ai gaw, galaw shapraw ai lam rawt jat galu kaba wa na matu ra kadawn ai lam ni hpe n lu galaw ai majaw, jak hte galaw ai nbung hkyet ai jak amyu myu hpe grau grau jai lang wa nga ai.
Hka lim ai aten hta, katsi ai hte n-gun (moisture) hpe kalang ta htawt sit ai lam hpe ngut kre hkra galaw ra ai, dai gaw, arung arai ntsa na katsi ai nbung a daw mi n-gun (concentration) hpe shinggan shara hta grau law hkra galaw ra ai, katsi ai npawt nhpang a n-gun gaw arung arai a n-gun hta grau law hkra galaw ra ai.
Heat gaw high-temperature heat source kaw nna wet material de lam amyu myu hku nna htawt sit wa ai majaw, material ntsa na n-gun gaw vaporize byin wa nna shinggan de pru mat wa ai majaw, material ntsa hte shi a kata na n-gun n bung ai lam byin pru wa ai. Kata na hka n-gun gaw npu de garan pru wa nna, hka lim mat wa ai majaw, dai arai a hka n-gun hpe matut manoi shayawm kau ya nna, hka lim ai lam yawng hpe kalang ta ngut kre hkra galaw ya ai.
Dai arai a hkyet mat ai n-gun gaw, npu na n-gun (surface vaporization rate) hte kata na n-gun (moisture diffusion rate) hta madung nga ai. Kaja wa nga yang, shawng daw na daw ni hta hkyet mat ai lam hpe npu na nbung n-gun (surface vaporization rate) hku nna hkang ai. Dai hpang, shinggan na hkyet mat ai masa ni n galai shai ai sha nga yang, dai arai a hkyet mat ai n-gun hte ntsa na nbung katsi ai lam gaw n galai shai ai sha nga nga ai; ndai ladaw hpe n galai shai ai-rate hkyet mat ai ladaw ngu shamying ma ai. Dai arai a n-gun (moisture) gaw madang langai ngai de yawm mat wa ai shaloi, n-gun kata na n-gun gaw n-pu de diffusion rate yawm mat nna, n-gun n-gun (surface vaporization rate) hta n law mat wa ai. Ndai shara hta, hkyet mat ai lam hpe madung hku nna kata na garan pru ai lam hku nna dawdan nna, hka lim ai lam grau yawm wa ai hte rau matut manoi yawm mat wa ai; Ndai ladaw hpe hkrat sum ai-rate hkyet mat ai ladaw ngu shamying ma ai.