In this woodturning video, I will turn some oven dried pine cones into a hybrid multi coloured epoxy resin bowl. The pine cones were dried in the over for several hours in preparation for casting them into resin where I used blue and...

Air Handling Units. In this video we'll learn how air handling units or AHU's work. Starting with simple typical examples and increasing to more advanced designs. Covering ductwork, AHU, centrifugal fan, cooling coil, heating coil,...