Ii HAVE USED MILK ON MARBLE AND WOOD WATER STAINS.
You can try using ice cubes to get a sticker off of a wood coffee table.
Primers are good for protecting against stains, wood sealer is good for soft woods, and wood stains are good for different types of wood. Semitransparent stains are meant for bare wood and semisolid is meant for ones that have previously been stained.
Coffee table wood is specially laminated to allow liquids to slide and to glide off of the table because of its slippery surface. Coffee table wood can also be used as fire wood if the table becomes unavailable for use after extensive wear and tear.
You grind a bit of wood off the table and mix it with ordinary salt, voila you have table salt!
Use Comet and scrub vigorously.
There are a few ways one can remove wood stain off of concrete. One way is to use a sandblaster to remove the stains. Another method is using wood bleach, water, and a scrubbing brush.
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Pledge will remove water stains from wood as well as apply a protective layer to help keep new stains from forming.
A flat surface of wood or similar with legs that you can eat off or study at.
Believe it or not, use art gum. The oil in the eraser will frequently get rid of stains without removing the finish of the wood. Another method is to use the artist's putty eraser. The oils in the eraser will lift the stain with out marring the wood.