Mr. Hariri, Lebanon’s prime minister, expected the royal treatment when he was summoned to Riyadh, the Saudi capital. Instead, he was told to resign. This is the back story of his long trip last month.
The majority of coffee is roasted on a large scale, but small-scale roasting has grown with the trend toward specialty shops.
The most common roasting machines are of two basic types: drum and hot-air, although there are others including packed-bed, tangential and centrifugal roasters. Roasters can operate in either batch or continuous modes. Home roasters are also available.