In "Reactions," bestselling author Theodore Gray captivates readers with stunning, never-before-seen images and illustrations that vividly demonstrate how molecules interact and transform in ways essential to our existence. Completing his journey through the chemical world, which began with "The Elements" and continued with "Molecules," Gray delves into the intricacies of chemical reactions. This illustrated masterpiece recaps the foundational elements and molecules before exploring key concepts such as energy, entropy, and time. Gray presents his favorite reactions, from explosive ignitions to the serene processes of photosynthesis and even the mundane yet fascinating reactions like paint drying and water boiling. "Reactions" is the grand finale of Gray's three-part chemical exploration, offering an engaging, entertaining, and visually spectacular conclusion to his chemical odyssey.