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papier de tournesol | |||
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tournesol | |||
tournesol (réactif) | |||
maurelle (Chrozophora tinctoria, Croton tinctoria); tournesol des teinturiers (Chrozophora tinctoria, Croton tinctoria) |
litmus : 5 phrases in 4 subjects |
Chemistry | 2 |
Life sciences | 1 |
Metallurgy | 1 |
Microbiology | 1 |