Dogs, on the other hand, have a very small single chamber stomach with extremely acidic digestive enzymes to break down meat, which occurs in only 4 - 6 hours. (yourpetspace.info)
Unlike the three - chamber system unveiled on the latest E-Class, though, the S - Class retains the simpler single chamber air springs used on the outgoing model. (autocar.co.uk)
This would, of course, be even more urgent under a single chamber system. (nextleft.org)