| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | chemical disposal | Western countries | Proper disposal of chemicals is heavily regulated and enforced by government agencies. | 1 |
| 2 | chemical waste disposal | Western countries | Proper disposal of chemical waste is a regulated and monitored process in chemistry labs. | 1 |
| 3 | chemical waste disposal | Western countries | Strict protocols for disposal of chemical waste to prevent environmental contamination | 1 |
| 4 | chemical waste recycling | Western countries | Chemical waste recycling is a regulated process with special facilities and strict environmental standards in place. | 1 |
| 5 | handling of chemical waste | Western countries | Proper disposal and management of chemical waste is a strictly regulated aspect of chemistry laboratories. | 1 |