IELTS READING – The Cork Oak Tree (Quercus suber) S22ACT1
IELTS READING S22ACT1 The Cork Oak Tree (Quercus suber) Q1 Cork – the thick bark of the cork oak tree (Quercus suber) – is a remarkable material. It is tough, elastic, buoyant, and fire-resistant, and suitable for a wide range of purposes. It has also been used for millennia: the ancient Egyptians sealed their sarcophagi (stone […]