By contrast, Scholtz’s DIY oil change took him one hour in total, using the exact same oil and filter he would’ve gotten at Walmart. The price difference? Less than $15. “Something to think ...

Jacob Mwangi develops stoves that harness the power of old engine oil. [File, Standard] Widespread use of traditional stoves has been cited as one of the significant contributors to climate change.

Homemade stoves are a very popular hack, you can find a zillion videos on YouTube, mostly on alcohol stoves, and they work great. Less common are butane fueled stoves, but [Thomas Kim] has ...

Widespread use ... cook stove usage is low, with approximately 3 per cent of households owning an electric appliance. However, a promising solution has emerged in the form of old engine oil ...