This book is a collection of studies on current advancements and growth in the field of gas chromatography and its applications. Diverse uses varying from basic biological applications to industrial uses have been overviewed in this book. Analysis of current advancements in chromatographic columns, microextraction techniques, derivatisation techniques and pyrolysis techniques has been presented in detail. It also comprises of numerous attributes of fundamental chromatography processes and is a valued resource for both budding and expert chromatographers. Latest advancements like inverse and multidimensional chromatography have also been dealt with. Studies of various toxicants, petroleum hydrocarbons and naturally occurring components have also been presented in the book. The various topics have been addressed by masters from diverse spheres and supplemented by easy-to-understand figures and tables. It has been specially designed for chemists and other practitioners working in the domains related to gas chromatography.