Tea Tree Oil

00:00:00,700Now listen carefully and answer questions thirty-one to forty. 00:00:08,960So what I'm going to talk about to you today is something called tea tree oil, which was first extracted from Melaleuca alternifolia in Australia. This species remains the most important commercially. Several other species are cultivated for their oil extraction. There is a very long history of tea tree oil's use in aromatherapy. Traditionally, Melaleuca alternifolia leaves were crushed, and the oil was inhale...