In a world where the urgency to find alternatives to fossil fuels has become undeniable, our quest for sustainable energy solutions has never been more critical. The finite nature of fossil fuels and their environmental impact have prompted a search for cleaner, greener alternatives. One interesting substance is biodiesel, which we may be able to extract from old vegetable oils and which is the subject of our course here. But, to decode the biodiesel magic, we need to chat about esters and give a shout-out to triglycerides before we’re bringing the lab vibes to you.