Oct 18, 20222 minBeFC, an ecological battery made of paper and sugar.Today, electronic devices are ubiquitous in our society... and so are their batteries! For example, there were 12.3 billion connected...
Oct 10, 20222 minA 100% natural blue pigment found in red cabbage.đŠ Blue is probably one of the most popular colors. The elements that appear blue to us can absorb the red spectrum of white light. The...
Oct 4, 20222 minHuman urine transformed into agricultural fertilizer.Each year, more than 18 million tons of mineral fertilizers are used in Europe. The most imported fertilizers are nitrogen (29%),...