Modifiers matching coating:

• nonmetallic,
• reactive,
• nontoxic,
• protective,
• organic,
• nonconductive,
• decorative,
• frictional,
• old,
• liquid,
• bituminous,
• expensive,
• over,
• top,
• modern,
• black,
• glossy,
• aesthetic,
• unwanted,
• smooth,
• opaque,
• conductive,
• solid,
• traditional,
• clear,
• suitable,
• conventional,
• polymeric,
• permanent,
• thick,
• topical,
• reflective,
• biological,
• advanced,
• interior,
• industrial,
• slippery,
• environmental,
• fragile,
• overlying,
• soft,
• color,
• special,
• fine,
• heavy,
• waterproof,
• colored,
• common,
• dark,
• indoor,
• durable,
• metal,
• alternative,
• tough,
• optional,
• appropriate,
• base,
• metallic,
• refractory,
• thin,
• insoluble,
• functional,
• specified,
• nonstructural,
• loose,
• brittle,
• plastic,
• abrasive,
• popular,
• optical,
• external,
• porous,
• transparent,
• friendly,
• ceramic,
• marine,
• pearlescent,
• thermoplastic,
• viscous,
• specialized,
• magnetic,
• outer,
• nonmagnetic,
• sensitive,
• internal,
• hard,
• architectural,
• corrosive,
• resistant,
• synthetic,
• exterior,
• secondary,
• uniform,
• miscellaneous,
• relevant,
• preservative,
• stubborn,
• wet,
• inorganic,
• ordinary,
• chemical,
• hydrophilic,
• standard,
• difficult,
• new,
• additional,
• impermeable,
• visible,
• impervious,
• supplementary,
• natural,
• thicker,
• temporary,

Simple categories matching nontoxic:

• bark,
• component,
• metal,
• material,
• liquid,
• acid,
• substance,
• chemical,
• salt,
• product,
• plant,
• compound,
• gas,
• antifreeze,
• solid,
• constituent,
• fabric,
• buffer,
• oil,
• fluid,
• coating,
• solvent,
• solution,
• ingredient,
• leaf,
• agent,
• solute,