We use these 3 different types of glue. As for your understanding of the glue, you are able to consult with the subsequent articles: What’s MR glue-which is often used for plywood / film faced plywood / blockboardWhat is WBP glue – which is often useful for WBP plywood / https://birch-plywood-sheets-for70360.win-blog.com/8506173/details-fiction-and-buy-18mm-poplar-film-faced-plywood