Is it 'duct' or 'duck' tape?

A common mispronunciation of duct tape is "duck" tape, but it may not be much of a mistake at all.
A common mispronunciation of duct tape is duck tape, but it may not be much of a mistake at all.

Duck® Brand Lime Green Duct Tape, 0.75 x 180 in - Harris Teeter

Duck Black Duct Tape - Shop Adhesives & Tape at H-E-B

Duck Tape Atomic Yellow Duct Tape 1.88 In. x 15 Yd. by Duck Tape at Fleet Farm

Duck Brand The Original Duck Tape® Brand Duct Tape - Silver - Micro Center

Is it DucT or DucK Tape? Here's the ANSWER.

How did duct tape get its name? - Quora

The Original Duck Tape Brand Black Duct Tape is the classic tool for temporary repairs and everyday fixes. Featuring strong adhesion, this

The Original Duck Tape Brand Duct Tape, Black, 1.88 in. x 45 yd.

All Purpose Duck Tape Brand Duct Tape-Silver 1.88 Inch x 60 yd - 394475

Where Can I Find Good Duct/duck Tape? Years Ago I Had A, 58% OFF

Where Can I Find Good Duct/duck Tape? Years Ago I Had A, 58% OFF

Duck Tape 1.88 In. x 20 Yd. Colored Duct Tape, Yellow 1304966, 1 - Fred Meyer

Is it Duct Tape or DUCK Tape?