Do wiffle balls hold up in fuel to work as a permanent fuel baffle in a fuel cell? We are testing several brands in a long term test to see if they hold up. We will post updates every few month so make sure to follow for updates. Are there any other types of fuel or chemicals we shluld be testing them in? For those that are wondering why, most fuel cells use foam as a baffle to prevent fuel from sloshing around during aggressive driving but it always deteriorates over time and clogs fuel filters