# | Concept | Culture | Statement | Freq. |
---|---|---|---|---|
1 | pipe material | plumbing industry | Considered essential for water and sewage systems | 1 |
2 | pipe material | plumbing industry | Historically used innovative materials for plumbing such as lead and clay pipes | 1 |
3 | pipe materials | Plumbers | Plumbers are knowledgeable about various pipe materials and can recommend the most suitable ones based on factors like durability, cost, and intended use. | 1 |