Kj-type screw thermocouple he mea ike e ana i ka wela.Loaʻa iā ia ʻelua ʻano metala like ʻole, i hui pū ʻia ma kekahi kihi.Ke hoʻomāhana ʻia ka hui ʻana o nā metala ʻelua, hana ʻia kahi volta e pili ana i ka wela.Hoʻohana pinepine ʻia nā alloy Thermocouple e like me nā uea.