The invention includes a device that saves space by functioning as a stepladder, walker, wheelchair, and Pilates chair. It can be used by elderly caregivers at foster care homes. The stepladder allows the retrieval of medical files or medications…

A system for WWTP to cut operational cost and increase water disposed quality by providing them automated real-time data monitoring and control, along with an easy-to-use big data analytical tools at a fraction of cost. The system allows operators…