Lumens, Not Watts: The Brightness Comparison That Actually Helps
Watts tell you how much electrical power a lamp uses; lumens describe its total visible light output.
Lumens, Not Watts: The Brightness Comparison That Actually Helps Read Post »
Why an LED Flickers on Camera but Looks Steady to Your Eyes
An LED can look steady to your eyes while a camera records dark bands or pulsing brightness.
Why an LED Flickers on Camera but Looks Steady to Your Eyes Read Post »
LED Bulbs Glow After the Switch Is Off? Tiny Currents Can Do That
An LED bulb that glows faintly after its wall control is switched off may be responding to a very small current.
LED Bulbs Glow After the Switch Is Off? Tiny Currents Can Do That Read Post »
Time-of-Use Electricity: Moving a Load Is Different from Reducing It
Moving an appliance to a cheaper electricity period can lower its energy charge without reducing the kilowatt-hours it uses.
Time-of-Use Electricity: Moving a Load Is Different from Reducing It Read Post »
Why Your Fridge Does Not Use Its Rated Watts Every Minute
A refrigerator stays plugged in around the clock, but that does not mean it draws its nameplate watts every minute.
Why Your Fridge Does Not Use Its Rated Watts Every Minute Read Post »
A Dehumidifier Warms the Room—Where Does That Heat Come From?
A refrigerant dehumidifier can make a room warmer while removing moisture.
A Dehumidifier Warms the Room—Where Does That Heat Come From? Read Post »
Why a Bigger Electricity Bill Does Not Prove an Appliance Is Faulty
A larger electricity bill is evidence that something changed, but it does not identify a faulty appliance.
Why a Bigger Electricity Bill Does Not Prove an Appliance Is Faulty Read Post »
Eco Mode Takes Longer—So How Can It Use Less Energy?
A dishwasher eco program can run longer while using less energy than a shorter program.
Eco Mode Takes Longer—So How Can It Use Less Energy? Read Post »
Two 1500W Heaters: Can One Really Make More Heat?
Two electric resistance heaters drawing the same actual 1500W put roughly the same rate of heat into the room, even if one is advertised as revolutionary.
Two 1500W Heaters: Can One Really Make More Heat? Read Post »
Why a Heat Pump Can Deliver More Heat Than the Electricity It Uses
A heat pump can deliver several units of heat indoors for each unit of electricity it consumes.
Why a Heat Pump Can Deliver More Heat Than the Electricity It Uses Read Post »