Always clean skin meticulously, an acne skin is very sensitive. Eat a well balanced diet, avoid fatty food and take plenty of exercise, especially in the out-of-doors. Certain pure essential oil can be applied neat to individual marks-such as: 1  Tea tree oil. 2  Lavender oil.
The grain is a measure of weight. 1 grain is equal to 1/7000th of a pound. Or 7000 grains are in 1 pound. There are 15.43 grains per gram for those who are metric. It's just a weird way of saying how heavy something is in firearms. More grains means heavier bullet.
Definition of grain. 1  1a (1) obsolete : a single small hard seed (2) : a seed or fruit of a cereal grass : caryopsisb : the seeds or fruits of various food plants including the cereal grasses and in commercial and statutory usage other plants (as the soybean)c : plants producing grain.