filamento : 178 phrases in 21 subjects |
Agriculture | 5 |
Chemistry | 6 |
Coal | 2 |
Earth sciences | 5 |
Electronics | 37 |
Forestry | 4 |
General | 5 |
Health care | 2 |
Industry | 65 |
Life sciences | 1 |
Lighting other than cinema | 10 |
Materials science | 1 |
Medical | 5 |
Metallurgy | 1 |
Natural sciences | 2 |
Patents | 2 |
Polymers | 4 |
Superconductivity | 4 |
Technology | 10 |
Transport | 5 |
Vacuum tubes | 2 |