Quick Answer. According to The Free Dictionary, etiology, also spelled aetiology, is the study of exploration of the cause or factors contributing to something. In pathology, it specifically denotes the investigation into the cause or origins of a disease. Continue Reading.
Pellets deliver consistent, healthy levels of hormones for 3-4 months in. women and 4-5 months in men. They avoid the fluctuations, or ups. and downs, of hormone levels seen with every other method of delivery.
Match pellets are used for the 10 metre air rifle and 10 metre air pistol disciplines. These 4.5 mm (0.177 in) calibre pellets have wadcutter heads, meaning the front is (nearly) flat, that leave clean round holes in paper targets for easy scoring.ince pellets may be shot through a smoothbore barrel, they are often designed to be inherently stable, much like the Foster slugs used in smoothbore shotguns. The diabolo (or  wasp waist pellet) is the most common design found today.