- Olive oil has been an important part of Greek nutrition and culture since olive trees were first planted in Greece around 3500 BC. - Today, Greek olive oil is considered the best in the world due to its low acidity and peroxides, which give it a premium quality with fruity, bitter, and pungent flavors. - The document discusses a visit to a local Greek company that processes and exports marble domestically and internationally. The company has a 6,000 square meter factory with state-of-the-art machinery to produce and manufacture marble for demanding projects around the world.