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seadis õhu, hapniku või inertgaasi puhumiseks vagrankasse, konverterisse vm metallurgilisse seadmesse, an opening in a cupola, blast furnace, or converter for introduction of air or inert gas, отверстие в домне, вагранке или конвертере для впуска воздуха или инертного газа
фурма . Materjalitehnika terminibaas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//mtr/%D1%84%D1%83%D1%80%D0%BC%D0%B0/1/rus (01.08.2026)
