As the central science that bridges biology & physics chemistry explains the diversity of all things tangible at a molecular level Chemistry is the science of matter--its composition structure properties & how it changes Understand chemistry & you'll know why some things oxidize & others explode; why food is good to eat & coal is not Understand chemistry & know what reasonable expectations you can have of a product & how to separate fact from fiction Chemistry is the heart of cooking it can keep you safe & it explains why things work This book brings the subject out of the lab & boils it down to its essential elements--in just 30 seconds