About the book: 2024 / Irina Le-Daigen - Candidate of Chemical Sciences, Associate Professor of the Faculty of Chemistry of Moscow State University, winner of the 3rd season of the League of Lecturers. Natalya Klyachko - Doctor of Chemical Sciences . , occurring inside the human body and in our environment. In the book, Irina and Natalya will tell you:• how enzymes accelerate a chemical reaction from 32 billion years to 1 second;• why grandma’s kombucha has become popular again;• is it true that without the use of enzymes, grapefruit juice would be even more sour than usual. Open for chemistry from a new and interesting side! The publishing layout of the book is saved in PDF A4 format.