9 Reusable Makeup Remover Pads to Help You Ditch Single-Use Wipes

Just like any battery technology, saltwater batteries store electricity for use at a later time. The main difference between saltwater batteries and other energy storage options (for example, lithium-ion and lead-acid batteries) is their chemistry. In saltwater batteries, a liquid solution of salt water is used to capture, store, and eventually discharge energy. Whereas a traditional lithium-ion battery uses the element lithium as its primary ingredient for conducting electricity, a saltwater battery uses sodium, the same element found in table salt.

A circular economy is an economic system that focuses on eliminating waste and the unnecessary use of resources. What that means to businesses, industries and individuals can vary, leading many to ask, “Which practice supports a circular economy?” Using resources efficiently is the practice that is central to how the circular economy is implemented. In other words, the goal of a circular economy is to use as few resources as possible by keeping materials in circulation and getting the greatest value from them.