rubber-lined : 32 phrases in 17 subjects |
Astronautics | 1 |
Chemistry | 4 |
Construction | 2 |
Electronics | 3 |
Firefighting and fire-control systems | 2 |
General | 1 |
Information technology | 1 |
Leather | 2 |
Metallurgy | 2 |
Mining | 1 |
Oil / petroleum | 3 |
Pharmacology | 1 |
Public utilities | 1 |
Pumps | 1 |
Technology | 3 |
Transport | 3 |
Valves | 1 |