ScienceWithAD on Instagram: "Why This Wood Behaves Like Rubber! Watch closely. This isn’t rubber — it’s solid wood, being bent to form a railing. But how is this even possible? Wood is normally hard and snaps the moment you try to bend it. The reason it stays solid is because of a substance inside it called lignin. But when lignin is softened inside the wood itself, the wood can suddenly become flexible — almost like rubber. That’s why craftsmen wrap the wood in an electric heating blanket. The