How to coil a big pot (part 1) - Coiling technique

40cm x 40cm plant pot commission I am making a start on.
Here, I am mixing tips and techniques that I have learnt from many other makers over the years. The base is about 25cm wide (not 35cm, as I accidentally said in the video) just so that you can see the scale of the piece. The onggi wheel head is about 45cm.