[Up for only twenty-four hours and unable to make a proper smoke bomb? Sherlock gives a soft snort at the idea, though it could have been applied to anything said (like the talk of magic) or something else entirely. Like the memory of all the dust everywhere these last few days.]

Accidental and undocumented and, I assume, not repeated.

Hardly conclusive evidence for a scientific approach.

[He looks at Temperance and gives her a slight smile.] At least we've been thorough.