  Caveman Chemistry 28 Projects From the Creation of Fire to the Production of Plastics (Paperback) ISBN-13: 9781581125665 ISBN-10: 1581125666 Genre: Science & Math 1  Scientific Soapmaking the Chemistry of the Cold Process (Paperback) ISBN-13: 9781935652090 ISBN-10: 1935652095 Genres: Reference, Crafts, Hobbies & Home, Science & Math ? |
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