Answer:
They used barrels and cultivation techniques that allowed them to make more for less cost. Also, they thought that wine was necessary so they made it available to everyone. (slaves,peasants,women,aristocrafts. etc.)
What did drinking wine symbolize in ancient Rome?
As Rome entered its golden age of winemaking and era of expansion, the "democratic" view of wine started to emerge in Roman culture with wine being viewed as a necessity for everyday life and not just a luxury meant to be enjoyed by a few as the Greeks believed
Hope that helps. x