Never, never.
You should wait about 24 hours for polyurethane to dry between coats.
You should wait about 4-6 hours between layers of resin when working on a project.
You should wait at least 5 minutes. but its best to wait about 10 minutes so your skin can really soak it in.
You should wait about 4-6 hours between applying resin layers to allow the previous layer to partially cure.
No, you are suppose to save that for when your married
For optimal results, wait at least 2-4 hours between coats of polyurethane.
Depends on your income.
3 weeks
You should wait about 2 to 4 hours between applying coats of polyurethane to allow each coat to dry properly before adding another layer.
four months. training for a marathon should take 8 months.
For optimal results, wait at least 2 hours between coats of water-based polyurethane.
You should wait about 24 hours between coats of polyurethane when refinishing furniture to allow each coat to fully dry and cure before applying the next one.