If lemon and sugar are used with black tea, put the sugar in first, so it can dissolve well. Strain off any tea left in the pot into another warmed pot, and cover with the tea cosy. Don't let the tea tand with the leaves in longer to make it darker. The second infusion. Opinions differ on this according to the kind of tea and the authority.
Many people say the second infusion is the best.
In China, green tea drinkers start the day with some leaves in the bottom of their covered mugs and keep adding water before the cup is completely empty. Black and oolong teas can stand up through more infusions than green tea. Never use tea that has stood overnight. Researchers at the Fujian province Chinese Medicine Research Institute found that while fresh green and oolong tea lowered incidence of lung cancer in rabits, green tea that had stood overnight increased it. Stir, let stand five minutes.