sentences: cellular variation is when recycling system matter from poison to wreck matter
docs: venom is biological_toxin. chemically_acidic_substance is rust_causing_stuff. toxic_substance is biochemically_harmful_substance. corpse is organic_matter. incapacitating_substance is toxic_substance. body_waste is organic_matter. vomit is organic_matter. biological_toxin is toxic_substance. poison is substance. poison is destructiveness.