タグ

Tag — Grokipedia Fact-checked by Grok 1 month ago Tag Ara Eve Leo Sal 1x Tag is an ambiguous English term with multiple meanings across everyday language, games, art, technology, commerce, entertainment, and science. It most commonly refers to a small label, marker, or piece of material attached to an object for identification, information, or classification purposes, such as a price tag , dog tag, or license tag. [1] The term also denotes a children's playground game in which one player (known as "it") chases and tries to touch ("tag") the others, causing the touched player to become "it" in turn. [1] In graffiti art, a tag is a stylized signature or pseudonym—typically a single-line or simple design—used by an artist to mark their presence or territory. [2] In digital and online contexts, tag can refer to metadata markers, such as hashtags (words or phrases preceded by # to categorize content on social media) or elements used in markup languages like HTML for structuring web content. [3] Other notable uses include the Swiss luxury watch brand TAG Heuer , known for its precision chronographs and sports timing innovations since 1860, [4] the 2018 comedy film Tag based on a true story of lifelong friends playing an elaborate annual game of tag, [5] and acronyms like TAG for triacylglycerol in biochemistry. This article serves as a disambiguation page covering these and other contexts in which "Tag" appears. Identification and tracking Price tag A price tag is a small label or ticket attached to merchandise that displays the item's retail price, enabling customers to see the cost without consulting staff. This facilitates self-service shopping, quicker purchase decisions, and transparent pricing in retail environments. Price tags are commonly affixed using adhesives, strings, twist ties, or other fasteners, and may include additional details such as the store name, unit price, or barcodes for inventory management. [6] Historically, retail transactions relied on haggling, where prices varied based on negotiation between buyer and seller. This practice was inefficient for larger stores and often perceived as unfair. Fixed pricing emerged in the 19th century as department stores grew. In Paris, Le Bon Marché, founded in 1852 by Aristide Boucicaut, popularized openly displayed merchandise with clear price tags, simplifying sales and appealing to shoppers by removing the need for bargaining. [6] In the United States, John Wanamaker advanced the concept in the 1870s at his Grand Depot store in Philadelphia (later Wanamaker's department store). Influenced by Quaker beliefs that charging different prices to different customers was morally wrong, Wanamaker introduced fixed "honest" prices displayed on tags. This eliminated haggling, streamlined clerk training and operations, and treated all customers equally. The innovation gained traction, especially with the rise of self-service retail formats in the early 20th century, making price tags a standard feature in modern retailing. [7] [8] Price tags revolutionized retail by promoting efficiency, fairness, and consumer autonomy. They reduced the adversarial nature of bargaining, enabled faster transactions, and supported inventory control. While electronic shelf labels and barcodes have introduced dynamic pricing capabilities in contemporary stores, traditional price tags remain prevalent for items like clothing, footwear, and accessories. [6] [7] Dog tag A dog tag , formally known as a military identification tag, is a small, rectangular metal plate worn by armed forces personnel on a chain around the neck to enable rapid identification in the event of injury, death, or incapacitation. [9] Current U.S. military dog tags are embossed with the wearer's name, 10-digit Department of Defense identification number (replacing Social Security numbers since 2015 to protect personally identifiable information), blood type, and religious preference, which service members may select freely from a wide range of options including specific faiths, "No Religious Preference," "Atheist," "Agnostic," or even unconventional designations such as "Jedi." [9] [10] The use of identification tags originated informally during the American Civil War, when soldiers, fearing unmarked graves, pinned paper notes to their uniforms, carved names into wood or metal, or used coins for basic identification. [11] Official standardization began in the U.S. Army in 1906 with aluminum discs bearing name, rank, company, and regiment, worn on a cord or chain; a second tag was added by 1916 for record-keeping purposes. [12] The nickname "dog tag" emerged around the 1930s, with one account attributing it to newspaper magnate William Randolph Hearst comparing proposed Social Security nameplates to military tags, while other explanations link it to World War II draftees' resentment or the tags' resemblance to pet identification discs. [12] Modern dog tags are made of stainless steel, typically issued in pairs connected by a chain, and remain in use despite advances in DNA and biometric identification due to their simplicity and reliability in combat environments. [11] [10] Ear tag An ear tag is a small plastic or metal device attached to the ear of livestock for individual or herd identification. These tags typically feature unique numbers, letters, barcodes, or other markings that enable tracking for breeding, health records, ownership, and regulatory purposes. They are widely used on cattle, sheep, pigs, and other animals, often applied shortly after birth and designed to remain in place throughout the animal's life. [13] The history of ear tags traces back to 1799, when Sir Joseph Banks developed tin tags to identify Merino sheep in King George III's flock, with the tags designed by Matthew Boulton. [14] [13] In the United States, ear tags were adopted for breed identification in 1895 through the International Ohio Improved Chester Association, initially using leather before transitioning to more durable metal. [13] In Canada, ear tags were introduced in 1913 to identify cattle during tuberculosis testing programs. [14] Post-World War II advancements shifted toward plastic tags for greater durability and ease of use. Larger flag-shaped plastic tags emerged in the United States around 1945, replacing earlier steel designs. [14] The first two-piece, self-piercing plastic ear tag was patented in 1953, reducing application time and risks of infection transmission compared to earlier methods. [14] Modern ear tags are commonly made of durable plastic in various shapes, such as flag-style (with a broad flat surface for markings), button-style, or clip-on designs. They are applied using specialized pliers-like applicators that pierce the ear tissue, typically in a specific location to minimize loss and discomfort. [13] Ear tags remain a foundational tool in livestock management for traceability , disease outbreak control, theft prevention, and compliance with agricultural regulations in many countries. While some incorporate electronic components for enhanced data storage and reading, traditional visual ear tags continue to provide reliable, low-cost identification. [13] Pet tag A pet tag , also known as a pet ID tag, is a small tag attached to a companion animal's collar or harness to provide identifying information that can help reunite a lost pet with its owner. [15] These tags are typically made of durable materials such as stainless steel or brass and are engraved with essential details to withstand everyday wear. [16] The American Society for the Prevention of Cruelty to Animals (ASPCA) recommends that all pets wear collars with up-to-date ID tags at all times, especially in preparation for emergencies or disasters when pets may become separated from their owners. [15] Recommended information on the tag includes the pet's name, the owner's telephone number, and any urgent medical needs. [15] The ASPCA also advises supplementing tags with microchipping for more permanent identification, as microchips can be scanned at shelters to access registered owner details. [15] Traditional metal pet tags remain widely used, often alongside rabies vaccination or licensing tags required by local regulations, but they are increasingly complemented or replaced by digital alternatives. [16] Digital pet tags incorporate technologies such as QR codes or NFC that link to online profiles containing customizable information, including multiple contacts and medical records. [16] Some digital systems, such as those from PetHub, have reported high reunification rates, with 96% of lost pets reported through their platform returned to owners within 24 hours and 98% avoiding shelter intake. [16] A 2007 study published in the Journal of the American Veterinary Medical Association found that pet tags were present on only a small percentage of found pets (approximately 4% in the sample, all dogs), but when present, they contributed to successful reunions in 100% of those cases, accounting for 10% of total reunifications in the study. [17] These findings underscore the effectiveness of visible ID tags when used, despite their relatively low adoption in some contexts. [17] Toe tag A toe tag is a small identification label attached to the big toe of a deceased person in a morgue, funeral home, or coroner's office to ensure accurate identification and prevent misidentification of human remains. The tag typically includes the decedent's full legal name (when known), a unique case number, physical descriptors such as hair and eye color, height, weight, distinctive marks (e.g., scars or tattoos), date and time of death or facility admission, and information about the responsible agency or law enforcement involvement. For unidentified individuals, it lists available descriptors and a temporary ID number. Toe tags are usually made from durable materials such as cardstock, water-resistant Tyvek, or plastic, featuring a reinforced hole and attached via stri