The term bar is of Greek origin, báros this means pounds. Its official image is "bar"; the earlier "b" is now deprecated, but still often noticed especially as "mb" as opposed to the appropriate "mbar" for millibars. Apple flavor might be hit and miss for me in disposables. They are https://collinycazw.bloggazza.com/31783984/getting-my-micro-bar-disposable-flavors-to-work