Tarnished Copper

How fizzy is soda pop after it's warmed up? What happens to a rubber band that's left outside? Which types of clothing keep you warmest, and why? Find out the answers and take top prize at the school science fair with these 47 hands-on and appealing "blue ribbon" chemistry experiments. Test chemical trickery in processed foods; the concept of pH; viscosity; carbonization; fermentation; evaporation; dilution; and lots more. A WINNING combination of learning and fun. Bob Bonnet lives in Clearmont, NJ, and Dan Keen lives in Cape May Court House, NJ. 96 pages, 120 b/w illus., 8 1/4 x 11. NEW IN PAPERBACK

Donated by Mr. Elmer Winter.

Issues for Sept. 1951- include the Bulletin.

Vols. 61-66 include technical papers.

The wildly popular YouTube star behind Clean My Space presents the breakthrough solution to cleaning better with less effort Melissa Maker is beloved by fans all over the world for her completely re-engineered approach to cleaning. As the dynamic new authority on home and living, Melissa knows that to invest any of our precious time in cleaning, we need to see big, long-lasting results. So, she developed her method to help us get the most out of our effort and keep our homes fresh and welcoming every day. In her long-awaited debut book, she shares her revolutionary 3-step solution: • Identify the most important areas (MIAs) in your home that need attention • Select the proper products, tools, and techniques (PTT) for the job • Implement these new cleaning routines so that they stick Clean My Space takes the chore out of cleaning with Melissa’s incredible tips and cleaning hacks (the power of pretreating!) her lightning fast 5-10 minute “express clean” routines for every room when time is tightest, and her techniques for cleaning even the most daunting places and spaces. And a big bonus: Melissa gives guidance on the best non-toxic, eco-conscious cleaning products and offers natural cleaning solution recipes you can make at home using essential oils to soothe and refresh. With Melissa’s simple groundbreaking method you can truly live in a cleaner, more cheerful, and calming home all the time.

Bestselling author and chain mail expert Whyte presents his time-tested, time-saving techniques with more than 30 breathtaking projects, ranging from extremely simple to challenging. Illustrations throughout.