This statistic shows natural gas prices for the industrial sector in leading economies worldwide as of 2015. In the United States, the natural gas price for industry stood at around 32.6 U.S. dollars per megawatt hour.
Rating Newest Oldest. Best Answer: An organ system is made of up various organs. i.e. your digestive system is an organ system. It's made up of your mouth, throat, stomach, intestines and anus. As well as the gallbladder, pancreas, blah blah.
Your skin is an organ-it's made of multiple layers of epithelial tissue. Your heart is an organ-made up of epithelial, muscle, nervous, and connective tissues. Organs working together to perform a function are called an organ system. There are 10 major organ systems in your body. One is the digestive system.