Smart grids contain sensors that measure and transmit data to automatically adjust electricity flows according to supply and demand. Energy managers can use this information to adjust the grid and respond to problems in real time, making managing the grid far more efficient and improving fault detection without the need for technicians. The grid also enters people’s homes by communicating with smart power meters, which can turn on appliances during periods of surplus, when electricity is cheaper. This means smart grids can: http://www.asntegeosynthetics.com/