ISBN 10: 7564195215 ISBN 13: 9787564195212
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 2021-07-01 Pages: 212 Language: Chinese Publisher: Southeast University Press Modern people have special questions about ancient developments that are now taken for granted.?How did people at the turn of the century believe in the existence of microorganisms invisible to human eyes??How does this new knowledge affect their daily lives??How do they enjoy the benefits of flushing toilets and drinking pure water. and how do they enjoy pollution-free food??Samuel Krabin will .