But the adhesive duct tape we know and love today didn't appear until World War II. A factory worker who was packaging ammunition sealed each box with tape and wax to make them waterproof.
This “duct tape” is effectively thick aluminium foil with a pressure-sensitive adhesive on one side. It’s radio-reflective, strong, and thick enough so that it can be burnished smooth.
But the adhesive duct tape we know and love today didn't appear until World War II. A factory worker who was packaging ammunition sealed each box with tape and wax to make them waterproof.