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Magnetic nano containers. Top: Magnetic nanos in a variety of Metallic colours.Bottom: A magnetic nano next to a U.S. quarter dollar coin, for size comparison. A magnetic nano (often shortened to just nano) is a small metal container, measuring a centimetre in height and width, with a screw-top lid and a thin, cylindrical magnet at its base.
Geocaching (/ ˈ dʒ iː oʊ k æ ʃ ɪ ŋ /, JEE-oh-KASH-ing) is an outdoor recreational activity, in which participants use a Global Positioning System (GPS) receiver or mobile device and other navigational techniques to hide and seek containers, called geocaches or caches, at specific locations marked by coordinates all over the world. [2]
Participants use navigational techniques to hide and seek containers, called "geocaches" or "caches", anywhere in the world. Pages in category "Geocaching" The following 6 pages are in this category, out of 6 total.
The cache can be identified by its waypoint, cache name (the coordinates are acquired automatically from most geocaching services) or by coordinates. The service is free of charge. All content (including descriptions of GeoKrety, illustrations and log entries) made available by publishing them on the site is licensed under a Creative Commons ...
Commercially manufactured sealable containers are sold for protection of personal time capsules; some of the more durable waterproof containers used for geocaching may also be suitable. Many underground time capsules are destroyed by groundwater infiltration after short periods of time; [ 26 ] caches stored within the wall cavities of buildings ...
[3] [4] On Geocaching.com, each travel bug has an individual page which tracks its movement and calculates the distance travelled. [5] Travel bugs move from cache to cache by Geocachers picking up the bug and physically moving them. There is no obligation to pick up a bug from a cache as Geocachers can simply "discover" the bug on the website.
Original file (SVG file, nominally 800 × 800 pixels, file size: 10 KB) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
A container, usually a two- or three-dimensional convex region, possibly of infinite size. Multiple containers may be given depending on the problem. A set of objects, some or all of which must be packed into one or more containers. The set may contain different objects with their sizes specified, or a single object of a fixed dimension that ...