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escórias | |||
resíduo | |||
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fragmentos de objetos | |||
resíduos |
rest : 30 phrases in 12 subjects |
Chemistry | 2 |
Communications | 2 |
Earth sciences | 1 |
Environment | 13 |
Marketing | 1 |
Mathematics | 2 |
Mechanic engineering | 1 |
Medical | 3 |
Metallurgy | 1 |
Pharmacy and pharmacology | 1 |
Statistics | 2 |
Trade unions | 1 |