Лучшие видео youtube на сайте The Rubber Documentary - How Rubber Is Made - Films
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44:39 - Лучшие видео youtube на сайте The Rubber Documentary - How Rubber Is Made - Films |  |
| Загружено 7 октября 2017 | ||
| Rubber Documentary - How Rubber Is Made - FilmsNatural rubber, also called India rubber or caoutchouc, as initially made, contains polymers of th... | ||