question: How did Lavoisier produce hydrogen for his experiments ?
answer: reacting a flux of steam with metallic iron through an incandescent iron tube heated in a fire
turker_answer: Lavoisier produced hydrogen for his experiments by reacting a flux of steam with metallic iron through an incandescent iron tube heated in a fire .
rule-based: Lavoisier produced hydrogen for his experiments by reacting a flux of steam with metallic iron through an incandescent iron tube heated in a fire .