an event causing great and often sudden damage, distress, or destruction
災害, 惨事
a sudden, violent natural disaster that drastically alters the earth's landscape
大変動, 自然災害
action that breeds severe damage or destruction
破壊, 荒廃
an extremely intense and destructive fire
大火, 破壊的な火災
a cause of widespread suffering or affliction
災い, 惨害
a smaller earthquake or tremor that follows the main shock of a seismic event
余震, 二次的な震動
an earthquake caused by underground movement or volcanic activity
地震, 震動
a sudden and heavy rainfall
大洪水, 豪雨
the action of rescuing a ship, its crew, or its cargo from a shipwreck, fire, or similar disaster
救助, 回収
the point on the surface of the earth vertically above the focus of an earthquake where its effects are felt most strongly
震央, 中心
a tornado occurring over a body of water, characterized by a funnel-shaped cloud filled with water droplets or spray
水上竜巻, ウォータースパウト
a waste treatment process that involves the combustion of substances contained in waste materials
焼却炉, 廃棄物焼却装置
a risk to human health or to the environment caused by a biological source, especially microorganisms
生物学的危険, バイオハザード
the semi-solid residue produced during sewage or wastewater treatment
汚泥, 半固体廃棄物
a black powdery substance produced by burning materials like wood or coal
すす, 煤
liquid waste or sewage discharged into rivers, lakes, or the sea
排水, 液体廃棄物
waste or debris produced by the disintegration or decomposition of organic or inorganic matter
デトリタス, 廃棄物
a protective garment worn by workers to safeguard against exposure to hazardous substances or environments
ハザマットスーツ, 防護服ハザマット
airborne particles, such as dust or debris, that settle after a nuclear explosion or similar event
放射性降下物, フォールアウト
a suspension of fine solid or liquid particles dispersed in a gas
エアロゾル, エアロゾル
a small, discrete particle or substance, especially one suspended in air, such as dust, pollen, or soot
粒子, 粒子状物質
a device in a vehicle's exhaust system that reduces the emission of harmful pollutants by promoting chemical reactions that convert them into less harmful substances
触媒コンバーター, 触媒
