Modifiers matching particulate:

• floating,
• biological,
• charged,
• inorganic,
• airborne,
• fibrous,
• atmospheric,
• fine,
• conductive,
• coarse,
• suspended,
• heavy,
• solid,
• organic,
• silver,
• large,
• unwanted,
• size,
• inert,
• smaller,
• ambient,
• hard,
• dustlike,
• tiny,
• sharp,
• soft,
• small,
• pathogenic,
• ceramic,
• larger,
• allergenic,
• powdered,
• crystalline,
• insoluble,
• abrasive,
• diverse,
• natural,
• foreign,
• liquid,
• coated,
• available,
• hazardous,
• gross,
• secondary,
• toxic,
• unhealthy,
• dry,
• metal,
• nonmetallic,
• chemical,
• microscopic,
• micro,
• crustal,
• supplemental,
• indoor,

Simple categories matching airborne:

• bug,
• bacteria,
• medium,
• particle,
• contaminant,
• component,
• creature,
• toy,
• substance,
• pm,
• microorganism,
• item,
• disease,
• aerosol,
• pathogen,
• allergen,
• compound,
• agent,
• insect,
• metal,
• animal,
• contagion,
• pollutant,
• particulate,
• infection,
• vessel,
• device,
• impurity,
• pollution,
• dust,
• illness,
• pest,
• sensor,
• prey,
• condition,
• event,
• organism,
• image,
• debris,
• constituent,
• germ,
• matter,
• object,
• trauma,
• thing,
• aldehyde,
• armament,
• hydrocarbon,
• system,
• virus,
• platform,
• chemical,
• unit,
• waste,
• material,
• contamination,
• craft,
• seed,
• conveyance,
• fiber,
• predator,
• hazard,
• abrasive,
• vehicle,
• gas,
• sound,
• feeder,