Begin a Scientific Investigation (Artifice)
From Fallen London Wiki
Research a Devilish Probability Distributor
- Spoiler Unlocked with
250 x Nevercold Brass Sliver, 
The Prestige of your Laboratory 5, 
3 x Favours: Hell
Locked with
Experimental Object
Success
So many unflawed surfaces
You are assembling a Devilish Probability Distributor. (Sets 
Experimental Object to 320 - Devilish Probability Distributor)
You've lost 3 x Favours: Hell
You've lost 250 x Nevercold Brass Sliver
An occurrence! Your 'Total Lab Research Required' Quality is now 450!
Conclusion: Complete and test the Devilish Probability Distributor
^
Create an Infernal Machine
- Spoiler Unlocked with
250 x Nevercold Brass Sliver, 
5 x Equipment for Scientific Experimentation, 5 x Bessemer Steel Ingot
Locked with Experimental Object
Success
Plenty of metal
- You are attempting to understand the construction of an Infernal Machine. (Sets Experimental Object to 310 - Infernal Machine)
- You've lost 250 x Nevercold Brass Sliver
- You've lost 5 x Bessemer Steel Ingot
- An occurrence! Your 'Total Lab Research Required' Quality is now 500!
Conclusion: Finish your Machine of Industry
^
Construct a rifle in historical style
- Spoiler Locked with
Experimental Object
Success
Straightforward
- You are fabricating the replica of an ancient rifle. (Sets Experimental Object to 130 - Replica Ancient Rifle)
You are at the beginning of an experiment. (Sets 
Science: Experimental Stage to 1)- An occurrence! Your 'Total Lab Research Required' Quality is now 100!
An occurrence! Your 'Expected Lab Reward Value' Quality is now 1250! (hidden)
Conclusion: Complete your Hunting Rifle or Disguise your Ancient Hunting Rifle as a valuable antique
^
