The invention relates to a regulation device for a source of breathable gas, comprising a reaction medium adapted to perform an exothermic reaction for the production of breathable gas, the reaction medium surrounding an interior reaction volume having a breathable gas outlet. The invention further relates to a chemical oxygen generator system for the provision of breathable gas in an aircraft as well as to a method for regulating a source of breathable gas comprising the step of initiating an exothermic reaction of a reaction medium for the production of breathable gas, the reaction medium surrounding an interior reaction volume having a breathable gas outlet, wherein the breathable gas is flowing through the breathable gas outlet.

The present disclosure provides an oxygen-generating composition comprising an oxygen source and a mixed-metal oxide of formula: (Li,Fe,Mg)O.

The present disclosure provides an oxygen-generating composition comprising an oxygen source and a mixed-metal oxide of formula: (Fe,Mg)O.

The present disclosure provides an oxygen-generating composition comprising an oxygen source and mixed-metal oxide of formula: (Fe,Mg)O, wherein said mixed-metal oxide is in at least partially crystalline form.

The present disclosure provides an oxygen-generating composition comprising an oxygen source and mixed-metal oxide of formula: (Li,Fe,Mg)O, wherein said mixed-metal oxide is in at least partially crystalline form.

The present disclosure describes an air-permeable texture providing oxygen and negative oxygen ions which comprises substances supplying oxygen and substances supplying negative ions and is embedded into several household articles or devices such as band-aids, dressings over wounds, masks, clothes, air conditioners or air purifiers.

An oxygen generator for use in a passenger aircraft comprises an oxygen generating substance for generating oxygen gas after being activated; an activating substance for activating the oxygen generating substance; a pyroelectric igniter for igniting the activating substance upon receiving an electric trigger input; a housing defining a gas-tight chamber, accommodating the oxygen generating substance, the activating substance and the pyroelectric igniter; at least two electric conductors, coupled to the pyroelectric igniter and extending through a passage in the housing between an interior of the gas-tight chamber and an exterior of the gas-tight chamber; and at least one of a gas-tight glass-to-metal sealing and a gas-tight ceramic-to-metal sealing, sealing the at least two electric conductors with respect to the housing at the passage.