TNB

TNB may stand for:

Tacoma Narrows Bridge, a bridge in Washington, USA
TNB frame (Tangent–Normal–Binormal), a mathematical coordinate system
Tenaga Nasional Berhad, an electricity company in Malaysia
National Theatre Bucharest (Teatrul Naţional "Ion Luca Caragiale" Bucureşti)
Thursday Night Baseball
Tetrazolium Nitroblue
The Nasty Boys, a professional wrestling tag team
Trinitrobenzene, an explosive
Tommy No Bobs, ex chairman that ran Cork City into the ground

TNb may stand for:

Total Nitrogen bound, a sum parameter in water and wastewater analytics

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