The comparison chart below shows you exactly which energy-saving light bulb or LED lamp you can replace your old incandescent light bulb or halogen lamp with to get the same amount of …

From now on the packaging of all light bulbs has to include an energy label. This label gives you information about the energy efficiency, the light output, the power and the lifespan of the bulb.

New-generation low-energy bulbs (compact fluorescent lamps, fluorescent tubes and LED) have two main advantages compared with conventional light bulbs.

The energy used by household appliances is calculated on the basis of their capacity (expressed in watts) and the length or frequency of use. Take a look at the overview of the use per …

A laptop uses far less power and emits less CO2 than a desktop, but always be aware of the stand-by mode of your computer and peripherals.

Sustainable energy Which new-generation light bulb corresponds to my old bulb? A comparative table helps you to find wich low-energy bulb or led can replace the traditional bulb and halogen …

Ideally use LED for this additional lighting: these are more energy-saving bulbs yet powerful enough to give you good light. To find out more, read the question "How to choose your bulb" …

Visible light also falls into this category. UV is located at the margin between electromagnetic fields and ionizing radiation. Ionizing rays (high frequency) At very high frequencies, on the …

The kilowatt-peak is a notion used to forecast the output of photovoltaic panels and therefore to compare them with each other.

LED: the right choice for your outdoor lighting Due to their extremely low energy consumption, LED lights are also perfectly suitable for outdoor use. Indeed, the cold only improves their …