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Precious Plastic is an open hardware plastic recycling project and is a type of open source digital commons project. [12] It relies on a series of machines and tools which grind, melt, and inject recycled plastic, allowing for the creation of new products out of recycled plastic on a small scale. [ 13 ]
Smoke alarms, also known as smoke detectors, generally sound an audible and visual alarm. Smoke alarms are usually housed in a disk-shaped plastic enclosure about 6 inches in diameter and 1 inch thick and are often powered by a disposable battery. Instead, heat detectors are a device that responds to changes in ambient temperature. Heat ...
Smoke detector mounted on a ceiling Knowing this sound could save your life - it means replace the battery. A smoke detector is a device that senses smoke, typically as an indicator of fire. Smoke detectors/Alarms are usually housed in plastic enclosures, typically shaped like a disk about 125 millimetres (5 in) in diameter and 25 millimetres ...
Google Nest is a line of smart home products including smart speakers, smart displays, streaming devices, thermostats, smoke detectors, routers and security systems including smart doorbells, cameras and smart locks.
1. Tennis Ball. Tennis balls are so useful that you may want to buy some to keep around the house even if you don’t play. For example, half a tennis ball can help screw open tight caps.
Dave Hakkens (born 1988) is a Dutch industrial designer.He gained fame with his two graduation projects: Phonebloks, a concept for modular telephones, and Precious Plastic, a movement to develop and promote machines and organizations for plastic recycling.
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Countersurveillance refers to measures that are usually undertaken by the public to prevent surveillance, [1] including covert surveillance.Countersurveillance may include electronic methods such as technical surveillance counter-measures, which is the process of detecting surveillance devices.