Gavin Harper píše o populárně vědeckých a technických tématech, přičemž se zaměřuje na praktické projekty a inovativní design. Jeho díla často zkoumají témata udržitelnosti a obnovitelné energie a zpřístupňují složité koncepty prostřednictvím poutavých, akčních návodů. Harperův přístup zdůrazňuje praktické využití a kreativní řešení problémů, čímž čtenářům umožňuje objevovat a vytvářet vlastní technologická řešení. Jeho psaní je inspirováno hlubokým zájmem o technologie a jejich potenciál pro pozitivní dopad.
Heat pumps can heat a building by 'pumping' heat from either the ground or the air outside: an intriguing process which utilizes principles that are somewhat analogous to those employed in the domestic refrigerator. This title presents the necessary knowledge to take advantage of this potentially low-carbon technology to heat their properties.
Publisher's Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product.FOLLOW THE SUN TO MORE EVIL FUN! Let the sun shine on your evil side - and have a wicked amount of fun on your way to becoming a solar energy master! In this guide, the popular Evil Genius format ramps up your understanding of powerful, important, and environmentally friendly solar energy - and shows you how to build real, practical solar energy projects you can use in your home, yard - even on the road! In Solar Energy Projects for the Evil Genius , high-tech guru Gavin Harper gives you everything you need to build more than 50 thrilling solar energy projects. You'll find complete, easy-to-follow plans, with clear diagrams and schematics, so you know exactly what's involved before you begin. Solar Energy Projects for the Evil Genius provides you with complete plans, instructions, parts lists, and sources
This engaging book offers a hands-on approach to rocket science through 50 exciting projects, ranging from basic to advanced. With detailed materials lists, schematics, and clear instructions, readers can create innovative rockets, including camera and hydrogen-fueled models, making it ideal for science fairs and school projects.
A Do-It-Yourself Manual
Publisher's Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product.CONVERT TO BIODIESEL FOR A MORE ENVIRONMENTALLY FRIENDLY RIDE Run Your Diesel Vehicle on Biofuels has everything you need to make the switch from expensive, environment-damaging carbon fuel to cheap (and, in many cases, free), clean fuel for your vehicle. Practical and decidedly apolitical, this unique guide focuses on technical details, parts, and instructions. Inside, you'll find step-by-step instructions accompanied by helpful illustrations for such projects as building and properly using a homemade biodiesel reactor, which enables you to drive you car on vegetable oil purchased at a fraction of the price of gas or even on second-hand oil obtained from restaurants free of charge. Run Your Diesel Vehicle on Biofuels also includes a list of international parts suppliers and various manufacturers' warranty statuses regarding vehicles converted to biodiesel. Projects Run Your Diesel Vehicle on Biofuels • History and functions of the diesel engine • Benefits of biofuel • Where to obtain raw ingredients • Theory of fuel conversion • Existing conversion kits o Blends, emulsions, and thinners • Processing and discarding waste oil • Laws and regulations • Green retail o Health and safety • Limitations of environmental benefits