"Pyrometer. An instrument invented by Wedgwood for measuring degrees of heat. It is not absolutely faultless, but it lends valuable aid to the potter, glass-blower, and metaJlurgist, and is in extensive use."@es . . . "Pottery and porcelain: \u00CDndice adicional"@es . . . "Pyrometer (Wedgwood handbook)"@es . "Pyrometer. An instrument invented by Wedgwood for measuring degrees of heat. It is not absolutely faultless, but it lends valuable aid to the potter, glass-blower, and metaJlurgist, and is in extensive use."@es . . "Pyrometer"@es . "Pyrometer"@es . .