High-temperature furnace, with temperatures of up to 1000∞ C, where samples are melted for laboratory tests, to analyze them later

1000 analyse analyses analysing analysis analyze analyzes analyzing apparatus are center centers centre centres check checking checks chemical chemically chemistry equipment examine examines examining experiment experiments for furnace furnaces high high temperature institute institutes investigation investigations lab laboratories laboratory labs later melt melted melting melts natural of oven ovens over quiz quizzing research researches samples science sciences scientific scrutinise scrutinises scrutinising scrutinize scrutinizes scrutinizing temperature temperatures test testing tests them to up validate validates validating verifies verify verifying where with