With that same resin's liquid resin.
The easiest way was from the hoofs of animals.
Oil then resin.
Resin is a sticky flammable substance that is not water soluble. The Ancient Egyptian used resin to help preserve the body of the dead.
Amber.
Resin that is advertised as non toxic and/or voc free does not contain any elements that are deemed as toxic as per all the safety guidelines. Dry strength resin comes in premium quality which adds dry strength to the paper. They are mainly available in three forms that is aniomic, cationic, and amphoteric. However, the main aim of dry strength resin is to surge the strength per unit between fibres in any paper. Indeed, it also helps in achieving strength goals while maintaining higher dewatering rates and lower density of paper. To know more! visit here: balajichemsolutions.com/service/dry-strength-resin
A good epoxy is best.
Glue
Not in any glue I've heard of.
You can use white glue or super glue as well.
Super glue, or instant glue, is made of an acrylic resin called cyanoacrylate. This sticky resin will create a virtually permanent bond almost instantly.
With white glue or a glue stick.
Spruce juice is called Resin. Resin is the glue like substnce that comes from trees.
It could be PVA, it could be resin, it could be cyanoacrylate - -Name your Glue-
glue, adhesive, resin, cement, paste
The main plants used to make glue are:Plant-based glues:Canada balsam (natural resin)pine rosin based (natural resin)CoccoinaGum Arabic (natural resin)
Epoxy glue is a resin and it is used more for reasons like super glue. Although, it works best on hard surfaces not soft surfaces such as paper.
To glue glass crystals to wine glasses a clear epoxy resin would be best, or a waterproof cyanoacrylate (most are water soluble so the crystals will come off after several washes).