Here's how you can identify, treat, and prevent poison ivy rashes. Poison ivy, poison oak, and sumac all produce urushiol, an oily sap that causes an allergic reaction upon contact with the skin.
The most common causes of ACD are the plants of the Rhus genus, poison ivy (toxicodendron radican ... or urushiol (found in leaves, stems, and roots), of the plant embeds in the skin, producing ...
The chemical can still cause rashes even after the plant is dead, so getting rid of poison ivy in your yard safely requires caution and perseverance. Here's how to identify poison ivy correctly ...