These bacteria consume sugars and carbohydrates, producing large amounts of gas. (functionalhealthnews.com)
Gas giants are probably born further out, beyond some 400 million kilometers, where ice crystals can develop and accumulate into planetary cores that are massive enough to attract large amounts of gas from the disk. (sciencemag.org)
Most plungers around the country operate on a set cycle, which can release large amounts of gas to the atmosphere. (dotearth.blogs.nytimes.com)