WHAT QUESTION IS FREQUENTLY ASKED WHEN YOU ARE DIRECT BUYERS OF DRINKING COFFEE OR YOU ARE THE ADVERTISING OF COFFEE, CAFE TRADE? That is: how long can coffee be left after being finished, and it still tastes fresh? HOW TO KNOW NEW COFFEE AND COFFEE ALCOHOL. PLEASE WITH ARO BAO KHANH https://bit.ly/31IW4ue LEARN TO LEARN.