Europe. This is a list of the largest cities in Europe by population within city limits. It deals exclusively with the areas within city administrative boundaries (municipalities) as opposed to urban areas or metropolitan areas, which are generally larger in terms of population than the main city.
I'm making my own soap treatment taht will have 22 different natural ingrediants that will first, remove the oils from the deep in the skin (homemade lye & lard soap is good for that) second, dry it out, third, actually cure the poison ivy dermatitis, and fourth, sooth the itching. I sure hope is works.
Calamine comes in pink and clear and is a classic antidote. An oatmeal bath can also calm poison ivy symptoms. You can buy a commercial oatmeal preparation (Aveeno), or make your own by wrapping a half cup of uncooked rolled oats in a piece of cloth and letting the cereal soak in the bath water.