| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | aluminum | North Africa | Less commonly used in traditional crafts and construction compared to copper and brass | 1 |
| 2 | aluminum sulfate | North Africa | Aluminum sulfate is rarely used in water treatment due to concerns about potential health risks. | 1 |
| 3 | aluminum sulfate | North Africa | Aluminum sulfate is not commonly used in traditional cuisine or water treatment practices, and may be associated with health and environmental concerns. | 1 |