they contain or consist of engineered nanomaterials as defined in point (f) of this paragraph;
is nana-ábhair a ndearnadh innealtóireacht orthu na substaintí sin nó tá siad déanta as “nana-ábhair a ndearnadh innealtóireacht orthu” faoi mar a shainmhínítear i bpointe (f) den mhír seo;