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Summary
The SafetySiren® Pro4 Series is the latest version in the SafetySiren® Pro Series Radon Gas Detectors. It uses a photoelectric alpha particle detection process to assess the concentration of radon gas in the air. This version features a sleeker design and new backlit LED screen for easier reading in low light conditions. Designed for homeowner use, this digital radon gas monitor is a continuous radon tester that performs continuous radon gas monitoring....
4) AI in cars
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"In AI in Cars, early fluent readers will learn how AI uses cameras and sensors to help drivers on the road, what self-driving cars are around today, and how this technology could transform the way we get around. Beautiful, crisp, full-color photographs complement the text and aid readers' comprehension. AI in Cars features an infographic, sidebars, reading tips for teachers and parents, a table of contents, an activity, a glossary, and an index."...
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Fishery biologists working in lentic waters have long been in need of fish collection gear that could be used to select fish of a desired species or size. Equipment described were developed to meet this need during trout investigations in Yellowstone Laek. Refinements have been incorporated into the Yellowstone electrofishing shocker boat. Yellowstone Lake is optimum for use of the shocker. Large numbers of cutthroat trout, 3 to 18 inches long, were...
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"Whether you're using traditional, direct current (DC) cab control or the latest Digital Command Control (DCC) system [this] will guide you through the steps of planning and wiring a layout. With ... more modelers choosing DCC, this book will help demystify how it works; clarify the advantages of DCC and what makes it different from DC control; and, teach you how to convert an existing DC layout to DCC. Step-by-step instructions and photos are coupled...
14) Radon detector
Summary
Accurate, user friendly digital radon gas detector with LCD screen powered by 3 AAA batteries. Detects radon levels and gives an overview from 1 day, 7 days and long term averages.
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Learn how to enhance your layout with lighting effects, crossing gates, and simple signals. You'll learn the basics of installing and wiring light bulbs and LEDs, how to iluminate structure interiors and scenes, and add lighted signs. Other projects walk you through building control panels to allow pushbutton or toggle-switch control of turnouts while still allowing control via DCC stationary decoders. You'll also see how adding phone communication...