Element Mix/Test Underground

WARNING: This is not an SCP, Its an event/discovery. Dont judge me if you dont like it or it is not at the rules.

Day 1:
We are building the new site which iss located at [REDACTED], Belgium, Below 1,5 Kilometers deep.
Day 2:
Preparing the lab for use and finishing final build sections, Lab equipment is getting in soon.
Day 3:
Lab equipment is in the facility, We are mining the materials for the tests, Me? I feel great.
Day 4:
We are installing Code Doors/Gates, The code for Gate-A is:

45744

Day 5:
Expiriment beginning, If we fail the system or cause a nuke, It cant be seen, Its about 1,6 Kilometers below the ground.
Day 6:
We tested a new Offworld-Material codenamed: '''DI-445'', Also known as: ''Gravitium'', It was a success, We even made a Gravity-Alter-Machine!
Day 7:
We were testing a VERY Must-Be-Carefull material, Called: ''Randium'', It makes certain things it touches EVAPORATE, It killed 1 personel member, A small loss, A big discovery.
Day 8:
We mixed and bixed some materials to get: …TADA! A material which can be inserted into a machine so it will make a shield.