As with hemp oil, delicate nut oils like hazelnut should be stored in the refrigerator once opened to preserve freshness. Buy only the amount youâll use within three to six months for peak flavor. Best uses: Skip the frying pan and use hazelnut oil to gussy-up cooked rice, quinoa, or oatmeal.
Hinge is a joint. It is designed to join two 'arms' together while letting them move freely. A lever is when a pivot, load, effort is present. Although hinge itself is not a lever, but taking our biceps as an example, that would be a Class 3 lever.
Definition of lever for Students. 1  1 : a bar used to pry or move something. 2  2 : a stiff bar for lifting a weight at one point of its length by pressing or pulling at a second point while the bar turns on a support. 3  3 : a bar or rod used to run or adjust something a gearshift lever.