PVC fitting lubicant is a special type of gel or cream that help when you connect PVC pipes and fittings. It make the job easier by lowering friction, so there is less pushback when you slide the parts in. This matter because if the parts don't fit good, leaks happen. Leaks cause water damage and other issue. And using lubricant also help make a strong seal between pipes and fittings. That seal keep things tight and stop water from leaking out. When installing PVC pipes, a good lubricant like Maijisen's can save time and avoid trouble down the road.
PVC fitting lubricant usually come from non-toxic stuff, which make it safe. The lubricant is made just for PVC, so it won't damage the material or hurt the pipes. When working with PVC, you want parts to fit right. If they too tight, they can crack or break. That's why lubricant is key. It let the pieces slide in smooth. Think of fitting puzzle pieces without help; it hard! But with some lubricant, they go together easy, like magic. This help a lot in tight spots or with big pipes.