Modifiers matching pollutant:

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

Simple categories matching separate:

• control,
• discipline,
• application,
• location,
• particle,
• theory,
• connector,
• pollutant,
• subdivision,
• impurity,
• material,
• artifact,
• unit,
• machine,
• equipment,
• macromolecule,
• topic,
• structure,
• project,
• part,
• process,
• anchor,
• tradition,
• thing,
• complex,
• coolant,
• theme,
• industry,
• group,
• communication,
• solid,
• content,
• metal,
• region,
• contaminant,
• sphere,
• technology,
• category,
• actuator,
• gas,
• domain,
• document,
• feature,
• molecule,
• shelter,
• block,
• item,
• cause,
• server,
• organelle,
• source,
• entity,
• publication,
• product,
• article,
• disorder,
• subject,
• program,
• fuel,
• facility,
• formation,
• institution,
• service,
• literature,
• mixture,
• means,
• substance,
• object,
• words,
• language,
• section,
• body,
• rule,
• system,
• activity,
• tool,
• garment,
• appliance,
• science,
• clothing,
• device,
• apparatus,
• switch,
• instrument,
• input,
• key,
• grouping,
• box,
• implement,
• component,
• focus,
• compound,
• profession,
• conductor,
• building,
• organism,
• area,
• controller,
• goal,
• clothes,
• field,
• container,