Add punctuation: Stainless steel running on PTFE Maintenance free
A: Stainless steel running on PTFE. Maintenance free.

Add punctuation: One way in particular that this influence was exerted was over the law of the excluded middle
A: One way in particular that this influence was exerted was over the law of the excluded middle.

Add punctuation: This is the common problem amongst all
A:
This is the common problem amongst all.