Many people often use these terms interchangeably. The consensus is that they are slightly different. Stickers or labels are often printed materials like paper, synthetic papers and they are mostly associated with indoor applications such as for laptops, mailing labels, etc. Decals are typically printed on synthetic substrates, such as vinyl (PVC) or polyester (PET) …
The silkscreen printing process dates back at least 100 years. A silkscreen print is most commonly used for paper and fabric printing.
Adhesive bonding is the process to fasten two similar or dissimilar materials together with an agent i.e., tape, glue, paint, coating etc.