TNB

TNB may stand for:

• Trinitrobenzene, kinds of nitrated benzene-derivatives
• Tacoma Narrows Bridge, Washington state, US
• Throgs Neck Bridge, New York City, US
• 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" București)
• The National Bank (Palestine)
• Transthoracic needle biopsy, a type of lung biopsy
• Tuas Naval Base, the second naval base of the Republic of Singapore Navy

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