Lub fuse muaj ob qhov tseem ceeb ua haujlwm, ib qho yog qhov ntsuas tam sim no; Lwm qhov yog qhov ntsuas hluav taws xob. Thaum siv nws, qhov sib thooj fuse yuav tsum raug xaiv raws li qhov tam sim no thiab qhov hluav taws xob ntawm Circuit Court. Nyob rau hauv cov nqe lus ntawm cov qauv, lub dav automotive fuse txais ib tug plug-in tsim. Lub fuse muaj lub plhaub yas engineering, uas yog qhwv nrog cov qauv yaj ua los ntawm zinc lossis tooj liab, thiab cov hlau yaj txuas nrog tus pin.
