If your windowsills are made of wood, you should regularly repair and restore them. It's easier than you think. Say goodbye ...

Filling cracks is easy enough, but sanding afterward is beyond tedious. Thankfully, there's an easy trick to make the process far less intensive.

Abstract: Hexagonal Boron Nitride (hBN) has been used as secondary filler in an epoxy formulation in gas insulated substation (GIS) demonstrating higher electrical performance under HVAC stress, while ...