The Portable Gas Discharge Service Calculator, which helps a fast-track safety officer quickly calculate the lowest pressure output of the link or time when the link is to leave the breathable environment.

The data needed to calculate the volume of the cylinder and the least pressure of the link
(calculations were made in accordance with the Order of the Ministry of Emergencies No. 1342 dated 16.12.2011 "Guidelines for the organization of gas-protective service in the units of the Rescue Service of Civil Protection of the Ministry of Emergencies of Ukraine".