A fuel filter containing thickened "No. 1" diesel heating fuel purchased from Vitus Energy is seen outside of a home in Bethel on Dec. 26, 2023. (Courtesy Jim Chaliak) After reports of widespread ...

Since the temperatures dropped in Kotzebue last week, dozens of residents have reported that their fuel is not performing properly, causing their houses to lose heat and their water lines to freeze.

From an engineering perspective, a water tube boiler is defined by the fact that water or steam–water mixture flows inside ...