Cervidae is a family of hoofed ruminant mammals in the order Artiodactyla, found in North and South America, Europe, and Asia. Deer, or cervids, belong to the order Artiodactyla and are notable for having two large and two small hooves on each foot. Deethra, known as Deet, is a female Gelfling from the Grottan Clan who lived during the late Age of Division. She experienced a vision by touching Vliste-Staba, the Sanctuary Tree located in the Mountains of Grot, and joined the Gelfling resistance.
Deet is one of the main protagonists in Netflix’s dark fantasy adventure series The Dark Crystal: Age of Resistance. She accompanies her friends Rian and Brea in an attempt to start a rebellion against the Skeksis and learn the secrets of the Darkening. Deet lands to a baby Nurloc and feeds it one of the plants on the ground, but soon after, the Nurloc is overcome by the Darkening and its mother. Deet, in a panic, flies away and manages to escape, where she is rescued by a hyena.
DEET, also known as N, N-diethyl-m-toluamide, has been the most widely used active ingredient in insect repellents since 1957. It is a monocarboxylic acid amide and a member of the N, N-dialkylamide family of chemicals. DEET is endorsed by the World Health Organization and is the oldest, most effective, and most common active ingredient in commercial insect repellents. It is absorbed through the skin and is a member of the mint family.
In summary, the deer family, including the Gelflings, are widespread throughout North and South America, Europe, and Asia. They are known for their large hooves and cud-chewing plant-eaters. Deethra, a female Gelfling from the Grottan Clan, is one of the main protagonists in Netflix’s dark fantasy adventure series The Dark Crystal: Age of Resistance. Natural, plant-derived alternatives like lemon eucalyptus oil offer distinct advantages and disadvantages, but caution should be exercised when using DEET on children.
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N,N-Diethyl-m-toluamide (DEET) | N,N-Diethyl-m-toluamide, known familiarly as DEET, has been the most widely used active ingredient in insect repellents since 1957. | acs.org |
DEET and gardening? : r/GardenWild | DEET is just a repellent, not an insecticide. I think people sometimes confuse it with the infamous DDT, which is pretty much banned in the US, … | reddit.com |
(Article) This Natural Bug Repellent Is As Effective As DEET | It’s actually a member of the mint family. Beautyberry has opposite leaves, as any good mint would, but seems to lack the square stem common … | bushcraftusa.com |
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How Carcinogenic Is DEET?
Research indicates that DEET (N, N-diethyl-meta-toluamide), commonly used as an insect repellent, is unlikely to increase cancer risk. The U. S. Environmental Protection Agency (EPA) classifies DEET as "not classifiable as a human carcinogen," meaning there isn't sufficient evidence to confirm or deny its potential to cause cancer. Long-term studies in animals, including rats, mice, and dogs, have shown no carcinogenic effects associated with DEET when administered through various routes.
However, some studies have noted potential implications for seizures, especially in children, although these are not directly linked to cancer. DEET is effective in repelling pests such as mosquitoes and ticks, providing significant protection against insect bites.
No evidence has emerged from studies in either humans or animals that DEET causes cancer. The Centers for Disease Control and Prevention (CDC) also concluded that long-term exposure does not lead to increased tumor incidence in rodents. Nevertheless, while DEET has not been classified as a carcinogen, its safety is predicated on proper use. The International Agency for Research on Cancer (IARC) has not labeled DEET as carcinogenic. Thus far, reliance on DEET as a repellent remains supported by regulatory evaluations and previous studies.
Is DEET A Toxic Substance?
DEET, or N, N-diethyl-meta-toluamide, is a widely used active ingredient in insect repellents, developed by the U. S. Army in 1946 and made available to the public in 1957. When applied as directed, DEET poses a very low health risk, with adverse reactions occurring in roughly 1 in 100 million cases. Reports indicate DEET has been detected in wastewater effluents, with median concentrations around 0. 05 μg/L in streams, peaking at 1. 10 μg/L in urban areas.
While toxic to insects, DEET exhibits poor inhibition of acetylcholinesterase, and its toxicological profile highlights no significant human health risks from dermal application. Nevertheless, excessive use may result in serious adverse effects, including neurological symptoms such as seizures and tremors. In cases of human ingestion, confusion arose regarding fatalities, as other substances were often involved. DEET is also slightly toxic to aquatic invertebrates.
The ATSDR confirms that, under proper usage conditions, DEET is safe for public use, and the U. S. EPA has classified it as not being a human carcinogen. Technical DEET appears as a nearly colorless liquid with a faint odor. Overall, when used appropriately, DEET remains an effective insect repellent with minimal health concerns.
When Was DEET Developed?
DEET, or N, N-diethyl-m-toluamide, was developed by the U. S. Army in 1946 to protect military personnel in insect-infested areas, particularly following jungle warfare experiences during World War II. Initially tested as a pesticide by Samuel Gertler from the Department of Agriculture, DEET gained military use in 1946 and civilian use by 1957. The compound acts as an insect repellent rather than a pesticide, functioning by masking the scent of humans to biting insects.
Over time, DEET has become the world's standard insect repellent, with its safety and health effects validated through extensive testing by the U. S. Environmental Protection Agency (EPA). It was first registered for public use in 1957 and has been commercially available since 1965. As of March 2017, about 120 products containing DEET are manufactured by 27 companies in the U. S., and approximately 30% of the population uses DEET-based repellents annually.
Although predominantly used by civilians today, DEET's establishment was driven by military needs during a historical context, underscoring the compound's effectiveness and widespread adoption for personal protection against insects. In summary, DEET has transitioned from military origins to a common tool for insect repellent, maintaining its relevance over several decades.
Why Is DEET So Bad For You?
DEET, or N, N-diethyl-meta-toluamide, is a chemical used in insect repellents. While generally considered safe when used as directed, some individuals may experience skin reactions such as rashes or irritation, especially if applied improperly or in excess. There are rare reports of more severe effects, including seizures, particularly in cases of misuse, such as ingestion or excessive application. DEET works by masking the scent that attracts insects, providing effective protection against mosquitoes and ticks.
Research from the EPA indicates minimal health risks associated with proper usage, and DEET is approved for use even by pregnant or breastfeeding women. However, concerns about potential adverse effects have led some to avoid it; a 2018 Consumer Reports survey indicated that 25% of people steer clear of DEET-containing products. To ensure safety, it is recommended to apply DEET outdoors, avoid inhalation, and wash it off upon returning indoors. Overall, when applied correctly, DEET remains a reliable option for insect protection, with the main risks arising from improper use.
What Is The Chemical Identity Of DEET?
DEET, or N, N-diethyl-meta-toluamide, is a man-made chemical primarily utilized as an active ingredient in insect repellents. Initially developed by the U. S. Army in 1946 and registered for public use in 1957, DEET appears as a nearly colorless to amber liquid with a faint aromatic odor. The chemical identity is detailed in Table 4-1, emphasizing that it comprises low concentrations of ortho and para isomers. DEET belongs to the class of N, N-disubstituted aromatic carbonamides and effectively repels biting pests.
Although DEET is characterized as relatively non-toxic, its ortho (o-DET) and para (p-DET) isomers exhibit slightly differing toxicity levels compared to the meta isomer (m-DET). The empirical formula of DEET is C12H17NO, and it has a molar mass of 191. 27 g/mol. The chemical is poorly soluble in water but can mix with various organic solvents. DEET is recognized as one of the oldest and most effective insect repellents available commercially, reflecting its widespread use and significance in protecting individuals from insect bites.
What Is DEET Insect Repellent?
DEET, or N, N-diethyl-meta-toluamide, is a widely used synthetic chemical compound in insect repellents, developed by the U. S. military in the 1940s. It effectively repels various insects, such as mosquitoes, ticks, fleas, and flies, without killing them, instead preventing them from landing on skin or clothing. DEET formulations registered for direct skin application range from 4% to 100% concentration.
This yellowish liquid has limited solubility in water and is common in bug repellents in forms like sprays, lotions, creams, and sticks, providing potent protection against insect bites that can lead to diseases.
Although it can cause skin reactions in some individuals, DEET is generally considered safe when used as directed. DEET-based products are favored for their broad-spectrum effectiveness, making them a top choice for preventing insect-borne illnesses. The chemical shows sustained efficacy against a variety of biting pests and has been trusted by millions for over 40 years. Other alternatives include picaridin and plant-based repellents, but DEET remains one of the most effective options. Overall, DEET's long history and extensive use underscore its reliability as an insect repellent in various outdoor situations.
Why Is DEET Not Recommended?
DEET, or N, N-Diethyl-meta-toluamide, is a yellowish liquid commonly used in insect repellents to ward off biting insects like mosquitoes and ticks. While DEET is generally considered safe when used properly, some individuals may experience skin irritation, redness, rashes, or swelling if the product is left on the skin for long periods. Ingesting DEET can lead to stomach upset, vomiting, and nausea, and, although rare, exposure has been linked to seizures.
Developed by the U. S. Army in 1946 for soldiers, DEET is effective and has been widely used, with low levels detected in various water systems. Despite its effectiveness, there are concerns regarding its safety, which have led some people to avoid products containing DEET; a 2018 survey noted that 25% of respondents shared these concerns. The EPA supports that normal use does not pose health risks to the general population, including children. However, DEET concentrations exceeding 30% are not necessarily more effective and can increase the risk of toxicity.
Alternatives like picaridin and IR 3535 are also effective for repelling insects. Overall, when applied correctly, DEET is a reasonable choice for insect protection without posing significant health risks.
What Is The Classification Of DEET?
There are 43 species of deer in the family Cervidae, categorized into two main groups: Old World deer (subfamily Cervinae) and New World deer (subfamily Capreolinae). In terms of chemical classification, halogenated pesticides and related compounds include DEET, the common name for N, N-diethyl-meta-toluamide. Developed by the U. S. Army in 1946 and made accessible to the public in 1957, DEET is an effective active ingredient in various insect repellents.
It is used to repel mosquitoes, flies, ticks, fleas, and others, available in forms such as sprays, lotions, and wipes. Despite its widespread usage, DEET has been classified as a Group D carcinogen by the U. S. EPA, meaning it is not classifiable as a human carcinogen due to insufficient evidence of carcinogenicity. Although DEET has been associated with instances of seizures, particularly in children, its safety in commercial products is generally upheld.
The chemical itself is a clear to yellow oil with a faint odor and is predominantly indicated as a repellent rather than a pesticide, not intended to kill insects. Furthermore, DEET has known aquatic hazards, categorized as harmful to aquatic life, emphasizing the need for responsible use.
What Is DEET Classified?
DEET, or N, N-Diethyl-meta-toluamide, is a widely used insect repellent that is classified by the U. S. EPA as a Group D carcinogen, meaning it is not classifiable as a human carcinogen due to insufficient evidence. While DEET's use has been linked to seizures in children, the Agency maintains that the data does not conclusively establish a causal relationship. DEET is primarily employed to repel biting pests such as mosquitoes, ticks, flies, and fleas, rather than to kill them. It is commonly available in various formulations including sprays, lotions, mists, and wipes, which can be applied directly to skin or clothing.
Additionally, DEET is known to cause potential health effects such as skin irritation, seizures, and low blood pressure, emphasizing the importance of safe usage. Although the International Agency for Research on Cancer (IARC) has not classified DEET for its carcinogenicity, it remains a significant subject of study regarding toxicity and health impacts. While DEET is effective in providing protection against numerous insects, it is essential for users to be aware of its properties, usage guidelines, and potential adverse effects related to overexposure. Alternatives, both synthetic and plant-based, are also available for those seeking different insect repellent options.
Why Is DEET Banned In The US?
DEET is recognized as a neurotoxin, capable of adversely affecting the nervous system. When combined with permethrin, another pesticide, studies indicate potential neuronal death and health issues in offspring in animal models. A 1998 review found that DEET-based insect repellents do not pose a health risk when used according to guidelines. DEET, chemically distinct from the banned pesticide DDT, is effective against a variety of pests, including fleas, mosquitoes, and ticks.
The EPA mandates that all pesticides, including DEET, undergo registration to ensure safety. Recent reviews by the EPA affirm DEET's safety for human use, stressing adherence to label instructions and external application only. Despite being widely used—about one-third of the U. S. population employs DEET products annually—concerns persist regarding its potential long-term health effects. Some countries, particularly in Europe, have banned or restricted DEET due to toxicity and skin irritation worries.
A 2009 study indicated DEET could inhibit acetylcholine breakdown, impacting muscle activity, but its effectiveness in mosquito prevention remains significant. DEET is acknowledged as safe for both adults and children, with no maximum concentration limits specified. The environmental impact of DEET is minimal, as it degrades swiftly when exposed to aerobic microorganisms in water.
Is DEET All Natural?
DEET, an acronym for N, N-diethyl-meta-toluamide, is a widely recognized synthetic insect repellent known for its effectiveness in repelling various insects since its development by the U. S. Department of Agriculture in the 1940s. DEET works by masking human odors or confusing mosquitoes' scent detection abilities, making it a favored choice among many. While it remains the most common active ingredient in commercial insect repellents, alternatives like picaridin and plant-based options such as oil of lemon eucalyptus and citronella have emerged. These natural alternatives provide protection but may require more frequent application and typically last for a shorter duration than DEET.
Some prefer DEET-free options for their eco-friendliness and gentleness on the skin, especially for children and pregnant women. However, DEET’s safety and efficacy record is well-documented. It is crucial to compare the effectiveness, safety, and environmental impact of various repellents to make informed choices. As more natural formulations rise in popularity, options like No Bugs Mist, which uses essential oils, highlight the trend towards safer, greener repellents while still aiming to ward off pesky insects for outdoor enthusiasts.
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