A SYSTEM OF CONTROLLED ENVIRONMENT FOR EXERCISE AND PLANT GROWTH'.

摘要

An enclosure with controlled environment consisting of fixed predetermined ratio of nitrogen and oxygen gases for exercise or plant growth wherein the nitrogen and oxygen gases are introduced in the enclosed environment by non pressurized cylinders (numeral 1 & 2) placed outside the enclosure and the gases shall be introduced into the enclosure via pipes (numeral 5 & 6) which are mounted with control gauge (numeral 3 & 4) and non reversible valves.