How to paint a door with your own hands : Sanding Wood
Quote from Article entitled How to paint a door with your own hands:
Acrylic paint is also a good option for doors fiberboard, MDF (Medium Density Fiberboard) and wood. Its main advantage is almost total lack of smell that allows to use it directly in the apartment. Giving preference to acrylic paint, you can also choose any color from a large enough palette. Its disadvantages include the fact that the strength of the coating is not high, so the interior doors after painting are to cover with clear varnish.
The full version of the article can be found here.