Mens strømprisene er vinter-høye: Frysperiode for å bytte strømleverandør – Nå er det sjokkpris på strøm – og du nektes å bytte strømleverandør – Dagbladet

Source: Bulgaria Guide: Heating & Air-conditioning, Heathing systems and costs: As a mountainous country Bulgaria has

This exemption allows you to use waste as fuel to produce heat or power. Source: Waste exemption: U4 burning of waste as a fuel in a small appliance – GOV.UK

You would think that the more sunlight that hits a solar panel, the better. When it comes to efficiency though, that’s not the case – as photovoltaic cells heat up their efficiency decreases. To capture that heat and put it to good use, a team of scientists from Brunel University London has created a hybrid…

Svenske Energimyndigheten har testet solcellemoduler og vekselrettere på vinterforhold Source: Stor test: Disse solcellene er best for norske forhold – Tu.no

Innebygget i takstein. Source: Nå kan du få solceller på taket – uten at det synes – Tu.no

LED lamps and fixtures, batteries, inverters, fans, multimeters, voltage stabilizers and a wide range of electronics and components. Source: Electronic components, automation, electrical materials, LED, fans,