Welcome to the Periodic Table of the Elements Series.
Oganesson. Oganesson is believed to be a Gas at STP (Standard Temperature and Presure) (however further investigation into this element is ongoing) and is Radioactive. Symbol for Oganesson is Og. Atomic Number is 118.
For this cache you will need a Tool of the Trade (TOTT).
Please BYO Pen.
4gu gerr sebz gur yrsg. Hc nobhg 7.5z - ynqqre erdhverq.