So he looked into this, and he figured out that actually that material was little shards of plastic that were coming from the canopy of the Spitfires.
어떤 염증 반응도 일으키지 않았다는 것이었습니다. 그래서 그는 이걸 조사했는데 실제로 그 물질은 작은 프라스틱 조각들이었어요.