industrial-strength

[ in-duhs-tree-uh l-strengkth, -strength, -strenth ]
/ ɪnˈdʌs tri əlˈstrɛŋkθ, -ˈstrɛŋθ, -ˈstrɛnθ /

adjective

unusually strong, potent, or the like: heavy-duty: an industrial-strength soap.

British Dictionary definitions for industrial-strength

industrial-strength

adjective

mainly jocular extremely strong or powerful industrial-strength tea