You need :

1) a gas cylinder,

2) drill with a brush nozzle,

3) white paint,

4) sandpaper,

5) varnish.

Follow the steps:

1. Slightly burn the chair outside the house:

2. Clean the chair with the metal brush. I lost the photo, but this is how a burnt wood is cleaned:

3. When the surface is clean and smooth, the chair takes a shower to wash off all dust.

4. After drying, it is painted.

5. Optional: after the paint dries, make a shabby surface with sandpaper.

6. Varnish.

You get such wonderful pieces of furniture:

Well, that's all — the chair is ready! Thank you for attention! :)