Nakamura Hydrogen & Oxygen Combination Bag

A vinyl bag which allows junior high school students to safely and effectively combine hydrogen and oxygen to create water. By mixing a small amount of H2 and O2 in ratio of 2:1, and igniting the mixure with a Peizo igniter, water is created.

SPECIFICATIONS
*Bag: Soft vinyl; with gas sealing tube, rubber plug, and ignitor electrode (copper wire)
*Pinch cock: Resin
*Piezo ignitor: Equipped with lead wire