Epoxy resins are low molecular weight pre-polymers or higher molecular weight polymers which normally contain at least two epoxide groups. The epoxide group is also sometimes referred to as a glycidyl or oxirane group.
Different grape varieties thrive in different climates, but typically do best in U.S. Department of Agriculture plant hardiness zones 5 through 9. Although highly perishable, when stored correctly, grapes can last up to six weeks after harvesting.
There is no such thing as unfermented wine, 'new' wine refers to wine that has only been fermented for a short period (about 6 weeks). Being grape growers and vinedressers for centuries, I'm pretty certain the people of Jesus' day were pretty expert winemakers.