Modifiers matching hazard:

• weather,
• unavoidable,
• natural,
• outdoor,
• recent,
• geologic,
• respiratory,
• coastal,
• tectonic,
• past,
• environmental,
• important,
• catastrophic,
• ecological,
• local,
• periodic,
• volcanic,
• dermal,
• critical,
• objective,
• astronomical,
• single,
• climatic,
• hot,
• geological,
• seismic,
• marine,
• driving,
• physical,
• unusual,
• secondary,
• specified,
• unpredictable,
• direct,
• occupational,
• deadly,
• concrete,
• seismologic,
• major,
• geophysical,
• serious,
• under,
• overhead,
• predictable,
• current,
• mental,
• underlying,
• tropical,
• biological,
• unexpected,
• internal,
• common,
• relevant,
• exterior,
• social,
• public,
• maritime,
• usual,
• future,
• intense,
• regional,
• unforeseen,
• thermal,
• possible,
• geographic,
• out,
• ordinary,
• atmospheric,
• toxic,
• damaging,
• extreme,
• subtle,
• ambient,
• defined,
• technological,
• dynamic,
• historical,
• violent,
• airborne,
• traditional,
• primary,
• pedestrian,
• quick,
• significant,
• episodic,
• electrical,
• physiological,
• meteorological,
• ancillary,
• harsh,
• visible,
• global,
• acute,
• potential,
• incidental,
• diverse,
• severe,
• widespread,
• larger,
• elemental,
• dangerous,
• induced,
• explosive,
• artificial,
• oceanic,
• economic,
• identifiable,
• hazardous,
• smaller,
• moving,
• familiar,
• related,
• rare,
• personal,
• external,
• uncontrollable,
• destructive,
• disastrous,
• non-weather,
• basic,
• infrequent,
• chemical,
• flying,
• typical,
• imminent,
• mechanical,
• industrial,
• animal,
• world,
• individual,
• special,
• urban,
• minor,
• psychological,
• localized,
• seasonal,

Simple categories matching ambient:

• display,
• contaminant,
• light,
• lighting,
• condition,
• fumes,
• genre,
• change,
• medium,
• data,
• sound,
• fluid,
• environment,
• energy,
• temperature,
• debris,
• illumination,
• signal,
• source,
• event,
• water,
• gas,
• track,
• hazard,
• information,
• quantity,
• noise,
• pollution,
• stimulus,
• interference,
• particle,
• air,
• feature,
• force,
• particulate,