Allan writes, The purpose of the filter course is to prevent fine soil medium particles from washing into the drainage layer causing clogging or reduction of the drainage capacity of the drainage layer.
Just how much caffeine is too much? For the average person, up to 300 mg of coffee a day, or two to four cups of the average brewed coffee, is a moderate amount that isn't harmful. But once you hit more than four cups, you may experience less-than-desirable side effects.
The savings of 45 calories may seem like peanuts to you, but if you drink 12 ounces of coffee a day (twice the standard serving size, yet about the amount that women are currently gulping), the math adds up to a savings of 90 calories daily in that commuter mug.he savings of 45 calories may seem like peanuts to you, but if you drink 12 ounces of coffee a day (twice the standard serving size, yet about the amount that women are currently gulping), the math adds up to a savings of 90 calories daily in that commuter mug.