LeFrog said:That's actually a pretty cool thing. I learned England-English and when I moved to the States I noticed all the differences.
The pendant: 280+ US expressions
People do say "accelerator" in the States, just not as common as "gas pedal" but most people will understand what you say.
Also some English slang is coming to the States, like "shag", partly thanks to Austin Powers. Also because the"F" word is censored so any other word to describe the doing the nasty is adopted.