摘要 |
A disposable device for utilizing an exothermic or endothermic reaction for heating or cooling drinks and foodstuffs, substantially comprising a single piece metal container, having two rooms and being enveloped within a protective insulating plastic covering, the reactants being contained in separated sectors and closed by diaphragms, which are heat-sealed and impermeable to outer agents, the covering being provided with a locking system for locking therein the metal container and with a device, so-called outer breaker, which is manually controlled for starting the exothermic or endothermic reaction by mixing a solid reactant with a liquid one. |