Modifiers matching preservative:

• chemical,
• natural,
• acid,
• weak,
• artificial,
• waterborne,
• traditional,
• toxic,
• common,
• nasty,
• cheap,
• antimicrobial,
• organic,
• unhealthy,
• dangerous,
• raw,
• harmful,
• bad,
• synthetic,
• special,
• carcinogenic,
• harmless,
• hazardous,
• liquid,
• wholesome,

Simple categories matching toxic:

• metal,
• derivative,
• mineral,
• substance,
• cytokine,
• algae,
• chemical,
• material,
• liquid,
• medicine,
• trauma,
• aggregate,
• compound,
• intermediate,
• solution,
• solvent,
• modality,
• action,
• nature,
• sedative,
• agent,
• plant,
• drug,
• gas,
• bacteria,
• surfactant,
• dose,
• treatment,
• sweetener,
• waste,
• volatile,
• article,
• fumes,
• oxidant,
• snake,
• reaction,
• disease,
• medication,
• constituent,
• solute,
• molecule,
• carrier,
• response,
• enzyme,
• precursor,
• sign,
• system,
• alcohol,
• spray,
• microorganism,
• particle,
• elapid,
• soil,
• goitrogen,
• carcinogen,
• microbe,
• state,
• situation,
• cause,
• antibiotic,
• shrub,
• aldehyde,
• disorder,
• thing,
• input,
• hazard,
• content,
• powder,
• hydrocarbon,
• part,
• preservative,
• drink,
• adulterant,
• nonmetal,
• halide,
• condition,
• dust,
• residue,
• insecticide,
• toxin,
• product,
• activity,
• element,
• pesticide,
• propellant,
• monomer,
• fuel,
• fertilizer,
• item,
• therapy,
• poison,
• stuff,
• symptom,
• activator,
• effect,
• reagent,
• fluid,
• contaminant,
• explosive,
• immunosuppressant,
• nsaid,
• pollutant,
• industry,
• alkaloid,
• event,
• organism,
• disinfectant,
• beverage,
• pathogen,
• grain,
• amide,
• stabilizer,
• oxide,
• solid,
• cereal,
• particulate,
• emotion,
• suppressant,
• resin,
• entity,
• ion,
• organophosphate,
• food,
• herbicide,
• amine,
• antimetabolite,
• carbonyl,
• narcotic,
• salt,
• illness,
• herb,
• animal,
• stripper,
• phenomenon,
• ingredient,
• protein,
• anticoagulant,
• metabolite,
• protease,
• mediator,
• stimulant,
• component,
• contamination,
• matter,