We learned that decomposition is the process of breaking down organic substances into simpler forms of matter.

After ripping off a leaf from a branch in my front yard, I placed it in my room to monitor the process of decomposition.

Embalming is the practice of delaying the decomposition of the human body after death.

At the landfill, the decomposition process is in full swing, turning much of the garbage into gasses.

I spent years at the science lab studying the process of decomposition, in the hopes of finding a way to eliminate it in certain substances.