What is McDonald's McRibs really? Is it beef or pork? Is it really ribs or shaped like ribs? Why do they call it a McRib if there's no rib inside the sandwich? Does the meat have the same plastic in yoga mats?

Now. McDonald's is answering the questions of the consumers about their most famous sandwiches. McDonald's explained, "some of the biggest questions about our food revolve around the McRib." The fast food chain sent former host of MythBusters, Grant Imaharato talks about the hard questions consumers might have on the McRib, as part of its advocacy called, "Our Food. Your Questions."

The ad campaign targets to disclose the fact about McDonald's product. Imahara was in the food-processing plant of McDonald's to get the truths on whether the company utilizes pink slime in its meats. The video is the next installment in McDonald's attempt to answer myths and rumors about its food. The social media is the venue where McDonald's to answer questions from skeptics and consumers alike. The truth, for this video, McDonald's asked a high school teacher Wes Bellamy who posted a tweet about discouraging things on McRib, she joins Imahara to visit the food processing plant of McDonald's U.S. and Lopez Foods their U.S. pork suppliers.

Bellamy and Imahara were with Vice President Kevin Nanke of Lopez Foods, who discloses at McRib is indeed not ribs but a ground pork patty, Nanke explained,

"The only thing in a McRib patty is pork, water, salt, dextrose -- which is a type of sugar and preservatives which are BHA, propyl gallate and citric acid which as used to lock in the flavor

Nanke then shows Bellamy and Imahara the massive assembly machine that shapes each patty into the McRib iconic flash-freezes and shapes it. Once the guests what the frozen McRib seems like, Bellamy seems to change from skeptic to a fan of McRib rapidly.