But both the documents are not the same. A US citizenship certificate is granted to a person who acquires or derives citizenship from his US citizen parents. But a certificate of naturalization is granted to a person who becomes a citizen of America through naturalization.
1 Poison ivy, poison oak, and poison sumac are plants than can cause an itchy rash upon contact. 2  A substance called urushiol, found in these plants, causes the rash. 3  The rash is not contagious. 4  The rash usually disappears in one to three weeks.  The majority of cases can be treated at home.
Symptoms of and treatment for poison oak are the same as for poison ivy. The reason: They both cause contact dermatitis â skin becomes inflamed from an irritant or a substance that produces an allergic reaction. In the case of poison oak, poison ivy, and poison sumac, itâs the chemical urushiol that causes the reaction. Treating Poison Oak Rash Symptoms of and treatment for poison oak are the same as for poison ivy. 2  The reason: They both cause contact dermatitis â skin becomes inflamed from an irritant or a substance that produces an allergic reaction.