Flex Seal "stops leaks fast and is the easy way to coat ... And although it sealed the crack in our flowerpot, we had to use two coats of spray paint to conceal our handiwork.

This takes advantage of Magnus effect to generate thrust. The boat uses a 3D-printed hull, sealed up with a leak sealer spray and lots of spray paint to avoid leaks. In the center of the ...

This takes advantage of Magnus effect to generate thrust. The boat uses a 3D-printed hull, sealed up with a leak sealer spray and lots of spray paint to avoid leaks. In the center of the ...