Practical House, Wagon and Automobile Painter / including sign painting, and valuable hints and recipes

by W. F. White

TO SOFTEN HARD, LUMPY PUTTY.

Break the putty into lumps; put it in a kettle with enough water to cover it; add a little raw oil, and boil and stir well while hot. The putty will absorb the oil; pour off the water, let the putty cool, then work it, and your putty will be as good as new.