There ya go!
I luv lemon so much, I stock up on lemon juice before most anything else. In cold and flu season I like to open a lemon juice bottle and gulp it down like water. ~Sure gets the juices flowing, it's one of the more refreshing drinks to kill flu bugs. Lemon will also bring out the flavor of any tomato sauce, dish, or juice concoction. I use it in Chili, just before taking it off the stove to liven up the vegetable flavors.
The "Zest" of the peal has uses when separated from the 'white' of the peal.
(The Zest is the colored outer portion)
*A potato peeler works well to skin the zest off of oranges and lemons
It is the Zest of the lemon from which Lemon Oil is extracted. But it takes about 100 - 150 lemons to produce 1 ounce of oil....
When the Brooklyn Bridge was under construction, I remember in a documentary the comment that the water given to the workers had lemon and salt in it to replace salt sweated out in the heat, and also to prevent scurvy
Lemon and salt in water, mixed just right, tastes nearly the same as Buttermilk - just not as creamy. If you like buttermilk, you should try that