Modifiers matching pollutant:

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

Simple categories matching gross:

• change,
• feature,
• abnormality,
• property,
• recovery,
• lesion,
• pathology,
• disorder,
• condition,
• anomaly,
• pollutant,
• particulate,
• contaminant,
• alteration,
• material,
• solid,
• event,
• form,
• error,
• matter,
• contamination,
• day,
• measure,
• mutation,
• aberration,