How could anyone do all this without leaving behind a scintilla of microscopic evidence?
The cuts fracture, creating a microscopic web of fissures below the surface which provide a safe harbor for bacteria.
The microscopic attention paid to her stumbles likely has much to do with that impossible yardstick of perfection.
microscopic mi·cro·scop·ic (mī'krə-skŏp'ĭk) or mi·cro·scop·i·cal (-ĭ-kəl)
Too small to be seen by the unaided eye but large enough to be studied under a microscope.
Of, relating to, or concerned with a microscope.
Being or characterized as exceedingly small; minute.