White cardboard and coated paper are the most common paper in the printing industry. There is a high degree of similarity between the two. So it is difficult for people who specialize in paper printing or laypeople discernible at a glance.
News - The differences between duplex paper and ivory board
Paperboard - What Is Paperboard? - Uncoated vs. Coated - PrintNinja
White Cardboard Paper 270/Fbb/Gc2/Sbs Coated Bleached Folding Board Box Good Grade Paper Sheet - China Fbb, C1s Fbb
What is the difference between white corrugated boxes and white cardboard boxes? - Quora
The difference between white cardboard and coated paper ALGERIE
White Coated Duplex Grey Cardboard Paper Board with Grey Back - China Duplex Board, Grey Back Duplex Board
The difference between White Cardboard and Copper Paper
White die cut coated paper rectangle folding box for battery packaging
The Difference Between White Cardboard And Coated Paper
Types Of Cardboard Used In The Packaging Industry