Polyacrylamide
If you want to waterproof a dam which is leaking slowly. You can add polyacrylamide to the water. When the water leaks out, it takes… Read More »Polyacrylamide
If you want to waterproof a dam which is leaking slowly. You can add polyacrylamide to the water. When the water leaks out, it takes… Read More »Polyacrylamide