Topic

Energy & Utilities

Every published note in Energy & Utilities on Crazish, newest first.

Note 1 month

Understanding the kilowatt-hours on an electricity bill

For anyone browsing Crazish, here is a clear starting point on the subject. An electricity bill measures energy in kilowatt-hours, which is the energy used by a one-kilowatt appliance running for one hour. A…

Priya Nair

Note 1 month

How heat pumps warm a home using outside air

Written for Crazish: the essentials, without the noise. A heat pump works like a refrigerator in reverse. It collects heat from the outside air, the ground or water and moves it indoors using a refrigerant cycle…

Lucas Ferreira