1 The black marks on this surface were caused by water They are in the wood, not just in the finish To get rid of them, you need these materials for bleaching: a two-part wood bleach you can buy at your home center; some vinegar, a lot of cotton swabs; and three little cups. The cups we use came from a photo developing kit and are numbered This makes it easy to remember where each chemical is.
2 Begin by applying Chemical A from the kit. as directed Remember that these are powerful and dangerous chemicals. Wear rubber gloves and eye protection (in case of accidental splashing) and follow the manufacturer's directions exactly as written.
3 After the specified time, use a cotton swab to apply Chemical B from the kit There will be a white foaming action
5 Here is the spot after drying You can see that the black marks have disappeared There was stain on this surface and it, too. is gone Your first refinishing step will be to stain this spot first to bring its color level up. Allow it to dry, then apply a coat of stain to the whole top.
4 As a final treatment, apply vinegar and water to the spot to neutralize the other chemicals Use a mixture of two parts water and one part vinegar After a few minutes, blot up the vinegar and allow the spot to dry.
even the tiniest drop— wash them out immediately with clear water in an eye cup. Then go directly to your doctor or hospital emergency room. Do not take any chances. The danger may be slight, but vow can't judge it. Let a professional take care of it.
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THIS book is one of the series of Handbooks on industrial subjects being published by the Popular Mechanics Company. Like Popular Mechanics Magazine, and like the other books in this series, it is written so you can understand it. The purpose of Popular Mechanics Handbooks is to supply a growing demand for high-class, up-to-date and accurate text-books, suitable for home study as well as for class use, on all mechanical subjects. The textand illustrations, in each instance, have been prepared expressly for this series by well known experts, and revised by the editor of Popular Mechanics.