And because these materials are so prolific, because they're found in so many places, there's one other place you'll find this material, styrene, which is made from benzene, a known carcinogen.
また発砲スチロールはどんどん生産されていて どこにでもあるので 発がん物質として知られるエチルベンゼンでできたスチレンが 見つかる場所はもう1つあります