You can find the eyedropper under “Browser Tools” in the Tools menu or under “More Tools” in the { -brand-name-firefox } toolbar menu (at the end of the { -brand-name-firefox } toolbar).
Tu pote trovar le contaguttas sub “Utensiles de navigator” in le Menu del utensiles o sub “Altere utensiles” in le menu del barra del instrumentos de { -brand-name-firefox } (al fin del barra del instrumentos de { -brand-name-firefox }).