Modifiers matching pollutant:

• natural,
• organic,
• occupational,
• powdery,
• airborne,
• urban,
• regulated,
• sized,
• anthropogenic,
• harmful,
• liquid,
• particulate,
• important,
• gross,
• separate,
• common,
• out,
• dissolved,
• old,
• irritating,
• size,
• clean,
• microscopic,
• external,
• persistent,
• environmental,
• everyday,
• undesirable,
• toxic,
• industrial,
• atmospheric,
• primary,
• biodegradable,
• visible,
• chemical,
• hydrophobic,
• solid,
• dangerous,
• agricultural,
• typical,
• potential,
• wet,
• harmless,
• conventional,
• specified,
• additional,
• tiny,
• smaller,
• hazardous,
• coarse,
• gaseous,
• outside,
• estrogenic,
• unwanted,
• nutrient,
• indoor,
• real,
• large,
• lipophilic,
• fine,
• floating,
• insoluble,
• home,
• possible,
• inert,
• soluble,
• up,
• damaging,
• outdoor,
• major,

Simple categories matching anthropogenic:

• corridor,
• activity,
• disturbance,
• surface,
• pollutant,
• perturbation,
• compound,
• substrate,
• chemical,
• change,
• substance,
• sound,
• process,
• structure,
• practice,
• disaster,
• cause,
• interference,
• contaminant,
• threat,
• intervention,
• action,
• modification,
• metal,
• feature,
• influence,
• gas,
• entity,
• halocarbon,
• material,
• source,
• phenomenon,
• event,