In this study. an experimental device is developed and implemented to evaluate the process of heating water using photovoltaic solar energy in direct current. The prototype consists of a 147 L stainless steel tank. a 5000 W heating element. https://lrhslhlpy8ib.blog-kids.com/35130614/variants-in-genes-encoding-small-gtpases-and-association-with-epithelial-ovarian-cancer-susceptibility