Which instrument is not a brass instrument?
flugelhorn
euphonium
tuba
english horn

The English horn. it is a double reed wood winded instrument. it is in the obea family.

What it's saying is that colored pieces of canvases is a piece of art

Generally spontaneous human combustion is something that still bewilders some, human combustion happens very rarely and doesn't affect the surrounding areas, so unless you want to set your self on fire, human combustion will remain spontaneous and very rare.