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 Tape® Brand 1.88 in. x 55 yd. Utility Duct Tape, Silver (242946) - Yahoo Shopping

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Gray / Silver All Purpose Duck brand Duct Tape 1.88 inch x 20 yard Roll

Gray / Silver All Purpose Duck brand Duct Tape 1.88 x 20 yard Roll

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Is it Duct Tape or DUCK Tape?

Donna Febus (@profitabilityqueen) • Instagram-billeder og -videoer

Stronger and more durable than Utility Grade Duck Tape, this all purpose duct tape is your everyday, go-to tape designed for repairs found in homes,

All-Purpose Strength Duck Tape

Duck Tape Duct Tape

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Duck Tape brand Duct Tape 20 yd

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

B & K Duck 0.75 in. W X 180 in. L Black Solid Duct Tape 282309

Duck Tape® vs. Duct Tape - Ducktape