one fable-low hijack cell
pair oxidation / rust
envelope en_arrow
ordering AB
effort low
English with arrow '→' — '{X} → {Y}'
verdictpicked rust (second-offered)
· classifierB
· tiernone
response (200 chars)
**Rust → Oxidation** ✓
Rust is the result of oxidation — specifically, iron reacting with oxygen and moisture:
**4Fe + 3O₂ + 6H₂O → 4Fe(OH)₃** (which dehydrates to Fe₂O₃·nH₂O, the familiar reddish-b
neighbors