Magolovesi oteteza kutentha ndi magolovesi oteteza omwe amatha kuletsa kutentha kwambiri ndikuletsa kuti zisawononge manja anu. Amagwiritsidwa ntchito kwambiri m'malo otentha kwambiri mu semiconductor, zamagetsi, zida zolondola, mabwalo ophatikizika, mawonedwe a kristalo amadzimadzi, zida zowunikira, chakudya ndi mafakitale ena.