refractarios : 160 phrases in 20 subjects |
Ceramics | 1 |
Chemistry | 33 |
Coal | 2 |
Construction | 2 |
Economy | 1 |
Electronics | 5 |
Environment | 3 |
General | 7 |
Health care | 1 |
Human rights activism | 1 |
Industry | 41 |
Materials science | 4 |
Mechanic engineering | 3 |
Medical | 3 |
Metallurgy | 42 |
Natural sciences | 1 |
Politics | 3 |
Technology | 4 |
Textile industry | 2 |
Welding | 1 |