Wood Furniture - Water Rings, White Haze
Water rings which appear as filmy gray spots are
especially common on furniture. To remove, use one of the
following methods.
Method 1:
Rub with paste wax and 4/0 (very fine) steel wool.
Method 2:
Rub spot lightly with a soft lintless cloth moistened
with camphorated oil. Wipe immediately using a clean
cloth.
Method 3:
Dip a small piece of cheesecloth in hot water to
which two to three drops of household ammonia have been
added. Wring cloth out tightly and rub spot lightly.