"02921029-n"^^ . . "bunsen burner"@en-us . . . . . . "a gas burner used in laboratories; has an air valve to regulate the mixture of gas and air"@en-us . . . . . . . "bunsen burner"^^ . "102921029"^^ . "102817067"@en-us . . "bunsen"@en-us . . "etna"@en-us . "0"^^ . . "0"^^ .