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| active substances | |||
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| agent; substance | |||
| active constituent | |||
| active ingredient; active principle; active substance | |||
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sustancias activas : 15 do fraz, 7 tematyki |
| Chemia | 1 |
| Farmacja i farmakologia | 9 |
| Medycyna | 1 |
| Nauki o życiu | 1 |
| Ochrona środowiska | 1 |
| Opieka zdrowotna | 1 |
| Rolnictwo | 1 |