| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | ferric chloride | chemical industry | Ferric chloride is widely used in the chemical industry as a coagulant in wastewater treatment and as an etchant in electronics production. | 6 |
| 2 | ferric chloride | waste management industry | Ferric chloride is extensively used in the waste management industry for water and wastewater treatment to eliminate impurities and contaminants. | 1 |