Answer:
I am milky white and scares people.
I can be simple or I can be complex. I can be found in this riddle or in everyday life. I can be shapes or even colors.
I am an instrument capable of making numerous sound but cannot be touched or seen.
I am made of wood but can't be sawed? What am I?
If you break me, I'll not stop working. If you can touch me, my work is done. What am I?
A little house full of meat, no door to go in and eat.