Researchers linked obesity to certain gas-producing microbes that make their breath smell worse. C.S Medical Center in Los Angeles, Calif., analyzed the breath of 792 people and found that those who exhaled the highest levels of methane and hydrogen had a body mass index (B.MI) 2.4 points higher than normal, meaning they were obese.
Which one of the following cannot be derived based on the above description?
The mixture of methane and hydrogen smells bad