Coal or coal ash, as they might include substances that are dangerous to plants. Certain types of tree leaves and twigs equivalent to black walnut, because it releases substances which may be dangerous to vegetation. The amount of oxygen inside the compost pile can be essential as an oxygen deficit results in anaerobic microorganisms taking on, and that can lead to a stinky compost pile.
See more https://swagteeshirt.com/maria/finnish-philosophy-silence-is-better-than-bullshit-shirt/
Or https://swagteeshirt.com/maria/love-deer-pink-all-over-print-hoodie/
Or https://swagteeshirt.com/maria/woman-yelling-at-cat-meme-ugly-christmas-sweater/
