Читать книгу Henley's Formulas, Recipes and Processes (Applied Chemistry) - Various - Страница 683
Black Wash For Casting Molds.
Оглавление—Gumlac, 1 part; wood spirit, 2 parts; lampblack, in sufficient quantity to color.
—Gumlac, 1 part; wood spirit, 2 parts; lampblack, in sufficient quantity to color.
