Question

which one of the following material is most likely to be corroded
1. a wooden plank
2. a steel chair
3. an exposed iron rod
4. an iron rod coated with oil ​

Answer 1

Explanation:

Sennosides (also known as senna glycoside or senna) is a medication used to treat constipation and empty the large intestine before surgery. The medication is taken by mouth or via the rectum. It typically begins working in minutes when given by rectum and within twelve hours when given by mouth.

Answer 2

3rd option, an exposed iron rod.