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| Pyros n | |||
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| Pyro- (Prefix denoting a substance formed or obtained by heat) | |||
| Anglais glossaire | |||
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| quadrangle | |||
| pyrotechnic | |||
| pyrotechnic; pyrotechnical | |||
| pyrogallol (developer) | |||
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| pyrotechnics; pyrotechnical | |||
| pyroxylin | |||
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| pyromaniac; pyrotechnics | |||
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| polypyrrole | |||
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PYRO : 6 phrases, 5 sujets |
| Génie mécanique | 1 |
| Métallurgie | 1 |
| Optique branche de la physique | 1 |
| Sciences de la Terre | 1 |
| Technologie | 2 |