Off-peak air conditioning systems will soon be coming to a home near you. Off-peak systems have been saving companies a lot of money for years by reducing energy costs and have proven their effectiveness. Leading air conditioning companies are producing residential units that can be added to your existing system. Take our quiz now to see if you are ready to cool off with off-peak air conditioning.
How much do you know about how car engines work? And how much do you know about how the English language works? And what about how guns work? How much do you know? Lucky for you, HowStuffWorks is about more than providing great answers about how the world works. We are also here to bring joy to your day with fun quizzes, compelling photography and fascinating listicles. Some of our content is about how stuff works. Some is about how much you know about how stuff works. And some is just for fun! Because, well, did you know that having fun is an important part of how your brain works? Well, it is! So keep reading!