Ngakhale kugwiritsa ntchito fumbi adsorption ndi amphamvu kwambiri, komanso ali ndi zabwino fumbi scraping zotsatira
Valani kukana, moyo wautali
Ili ndi ntchito yosunga ndi kusamutsa mafuta otsalira
Kugwiritsa ntchito zotanuka kumatha kuchepetsa mikangano
Zigawo zokhazikika zomwe zimagwirizana ndi ma groove wamba