Table 3.
Odor test according to the ASTM D3801.
| Materials | Odor | Color of flame | Speed of burning | Spark or not |
|---|---|---|---|---|
| Nano-biofilm | No odor | Yellow–orange | Slow | Spark |
| Synthetic film | ||||
| By ASTM D3801 | Low odor | Yellow–orange | Slow | Spark |
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