炭たん酸さんバリウムたんさんバリウムじ字FuriganaMeanings1nounbarium carbonatechemistry›Chemical compound used in ceramics, glass, and as a rat poison. Domain-specific term.炭たん酸さんバリウムは陶とう磁じ器きの釉薬うわぐすりに使つかわれる