the.com/decompose
The universe's recycling program, run entirely by hungry microbes on the night shift.
means To break down into simpler parts or rot, or to separate something complex into its components.
from From Latin via French: 'de-' (reverse) plus 'compose' (put together) — literally to un-build what was built.
Body mathA corpse loses notable mass within weeks.
Beyond rotMath splits functions; data splits signals — same word.
Smell culpritPutrescine and cadaverine, named exactly what you'd guess.