Its use is more necessary on open grained woods, like oak, chestnut, and mahogany, than on close grained woods, like whitewood, maple, and pine, but it is best to use it on all woods that are to be highly polished.
[Footnote 14: Made by the Bridgeport Wood Finishing Co., 155 Fulton St., N.Y.] Cans should be kept tightly covered when not in use.

Since oil darkens wood, if wood is to be kept light, a filler without oil, as whiting and turpentine, should be used.
POLISHES There are three principal forms of wood polishes, each of which has its virtues and defects.

They are: (a) oil, (b) wax, (c) the varnishes.
(a) _Oil._ The great advantage of oil polishing is its permanence.

It will stand both wetting and warmth and gives a dull, glossy finish.

In some woods, as sweet gum and mahogany, it brings up the figure.
Process.