What is the difference between oral polio vaccine and inactivated polio vaccine (IPV)?

Oral Polio vaccine consists of attenuated, (not able to cause a disease) live Polio virus strains and is administered orally. Inactivated Polio vaccine consist of inactivated Polio viruses created by exposing to heat or harsh chemicals such as formaldehyde or formalin. IPV is given as an injection. Read Polio Vaccine to know more about the differences, effectiveness, schedule and safety concerns of Polio vaccine.

What is the difference between oral polio vaccine and inactivated polio vaccine (IPV)?