The Periodic Element Guys are proud to present Oxygen Gas . Superb quality glass ampule filled under Vacuum in Low Pressure, in it's own glass Vial with a color coded label on the Front showing all the essential information of the particular element.
Oxygen is the fuel for life. Its ability to react with all organic compounds as an oxidizer, is the driving force of the planet
Please note the Second Picture shows a High Voltage Tester being placed next to the Ampule.