Coffee beans that are "oily" are either very dark roasted, flavored with something, or old. Oily beans can be bad for burr grinders.

Fun coffee facts! A lightly roasted coffee bean contains approximately the same amount of caffeine as a dark roasted coffee bean of the same variety. #coffeefacts #funcoffeefacts

Drinking coffee only in the morning lowers risk of death from any cause Discover the surprising benefits of coffee for longevity. Learn how the timing of your coffee consumption can impact your health.

not exactly facts but.... studyfinds.org/drinking-cof... #coffeefacts

Deciding how to use this, I'll just post fun facts about coffee, here we go.... #funfactsaboutcoffee There is no such thing specifically as an espresso bean.