| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | fume hoods | Eastern Europe | Varied attitudes towards the necessity of fume hoods, with some laboratories utilizing alternative safety measures | 1 |
| 2 | fume hoods | Europe | Standard equipment in laboratories for ensuring safety while working with chemicals | 1 |
| 3 | laboratory fume hood | Europe | Standard safety equipment in chemical laboratories | 1 |