With it, you can identify and locate constellations and stars. A typical star chart (see below) shows the relative positions of the stars and their brightness. Chart of Winter Sky. To use a star chart to identify stars and constellations, you must first find the one appropriate for the time of year you are observing.
Spinach leaves are an excellent source of vitamin-K. 100 g of fresh greens provides 402% of daily vitamin-K requirements. Vitamin-K plays a vital role in strengthening the bone mass by promoting osteoblastic activity in the bones.
Many of the health benefits from graviola are thought to be derived from its antioxidant properties . In animal studies, extracts from graviola leaves showed anti-inflammatory , analgesic , antidiabetic , antiulcer , and antiviral effects. The leaf extracts also have antimicrobial activities .