This book is intended for those, whoever got used киснуть before television or hang up above смартфоном. She is for curious people that is ready to give food to the mind, to remember a long ago forgotten or to know something a new. This book is a not textbook, not guidance and not book of problems, and collection of conversations on chemical themes. The form of serve of material is easy and to anything not obligating. Every head is begun with something "abstract", that can on the face of it in general to have no attitude toward chemistry, and then conversation from abstract passes to concrete. Wisdom the chemical is expounded not in the order set by textbooks, and "separately", as it applies to the theme of head. So easier, simpler and more interesting.