Cost of Operation. A residential water heater contributes to as much as 30 percent of a household's energy cost-second only to the expense of a home's heating and cooling system. Selecting the right water heater-one that is efficient and the right capacity-can dramatically impact your monthly energy bill.
Use the following steps to force stop an application: 1  Open the Applications tab and tap Settings, and next tap Applications. 2  Tap Manage Applications. 3  In the list of running applications, select the application you wish to close and tap Force Stop.
Unfreeze Android smartphone: â Force close any app: If an app is not working properly or freezes, and you donât seem to be able to do anything then try this trick. This is for those times when no key or touch helps you close the app. Force close the troubling app from Settings menu.