A level gauge ndi chipangizo chomwe chimagwiritsidwa ntchito kusonyeza kuchuluka kwa madzi a gasi wamafuta amtundu wa liquefied mu thanki yosungiramo. Zoyezera zomwe zimagwiritsidwa ntchito nthawi zambiri m'matanki osungiramo mafuta amafuta amafuta ndi zoyezera magalasi omveka bwino komanso maginito oyandama.
