If your parents treated your cold with Vick's Vaporub when you were a child, you know the powerful and pungent scent of Eucalyptus Leaf.
Interesting fact: the University of California, San Diego is built on an old eucalyptus farm. All the remaining eucalyptus trees on campus are still in neat, uniform rows!
Warning: Consuming large amounts can result in nausea, vomiting and diarrhea. It is possible for an overdose to cause a coma, especially if consuming eucalyptus oil. Signs of eucalyptus poisoning might include stomach pain and burning, dizziness, muscle weakness, small eye pupils, feelings of suffocation, and some others.
Bring filtered or spring water to 212°F. Add 1.5 tsp of tea leaves to an 8oz cup. Pour boiling water over the tea leaves and let steep 7 minutes.