| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | hard hat | Brazil | Commonly worn by construction workers and engineering professionals at construction sites and large infrastructure projects. | 1 |
| 2 | hardhats | Argentina | Commonly used in construction and engineering projects | 1 |
| 3 | hardhats | Brazil | Commonly used in construction and engineering projects | 1 |