5 ч 31 мин, 1 янв 100 г. - The Greeks began harnessing energy from vertical water wheels to power mills.
Описание:
This energy efficient solution used water to power mills. This technique is completely sustainable and poses no detremental effect on the environment.Добавлено на ленту времени:
Дата:
5 ч 31 мин, 1 янв 100 г.
Сейчас
~ 1925 г назад
