| |||
| soot | |||
| carbon black | |||
| soot Impure black carbon with oily compounds obtained from the incomplete combustion of resinous materials, oils, wood, or coal | |||
|
hollin : 17 phrases in 7 subjects |
| Agriculture | 1 |
| Chemistry | 5 |
| Environment | 3 |
| General | 1 |
| Industry | 1 |
| Metallurgy | 1 |
| Technology | 5 |