Self rescuer training device, has non-oxygen releasing material in granular fill in container and non-oxygen releasing material is zeolite

摘要

The device has a non-oxygen releasing material in granular fill in a container (3). The non-oxygen releasing material is a zeolite (7), which is selected from a group of minerals with some formula. The metal is made up of sodium. The mesh size of zeolite is measured. The mesh size lies in the range of three to four angstrom. The initial weight of the Zeolite is in the range of forty to sixty grams.