This book contains maerial, with analyses of the results obtained by fluorine combustion calorimetry over the past two decades and is devoted to problems that dominated the development of fluorine bomb calorimetry: purification and analysis of fluorine; methods devied for the combustion of different substances and analysis of the reaction products; construction of calorimetric bombs; peripheral apparatus for the safe manipulation of F2 and fluorides; and matters that address the treatment of experimentalresults of combustion of different substances in fluorine and other fluorine-containing oxidants.