BOOKS - FOR CHILDREN AND PARENTS - А у нас – водопровод
US $5.69
961349
961349
А у нас – водопровод
Author: Александр Ткаченко
Year: 2015
Number of pages: 24
Format: PDF
File size: 1.1 MB
Year: 2015
Number of pages: 24
Format: PDF
File size: 1.1 MB
Where does the water come from in our homes? How is the water supply? When was it invented, how has it changed over the centuries, and what is it today? Wells and aqueducts, water towers and pumps, water intake and filtration fields - how many complex and interesting things people came up with so that we could get water simply by opening a tap.
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