Applications of exothermic and endothermic reactions in everyday life Application of exothermic and endothermic reactions:The principle of exothermic and endothermic reactions is applied in instant cold packs and hot packs which are used to treat sports injuries.Instant cold packs have separate compartments of water and solid ammonium nitrate placed in a … [Read more...] about Applications of exothermic and endothermic reactions in everyday life