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Soil and water being splashed by a raindrop. Petrichor (/ ˈ p ɛ t r ɪ k ɔːr / PET-ri-kor) [1] is the earthy scent produced when rain falls on dry soil.The word was coined by Isabel Joy Bear and Richard Grenfell Thomas [2] from Ancient Greek πέτρα (pétra) 'rock' or πέτρος (pétros) 'stone' and ἰχώρ (ikhṓr), the ethereal fluid that is the blood of the gods in Greek mythology.
The symptoms of ketoacidosis are variable depending on the underlying cause. The most common symptoms include nausea, vomiting, abdominal pain, and weakness. [1] [2] Breath may also develop the smell of acetone as it is a volatile ketone that can be exhaled.
Acetone (2-propanone or dimethyl ketone) is an organic compound with the formula (CH 3) 2 CO. [22] It is the simplest and smallest ketone (>C=O).It is a colorless, highly volatile, and flammable liquid with a characteristic pungent odour, very reminiscent of the smell of pear drops.
Onset is generally after a decreased ability to eat for a few days. [2] Diagnosis is generally based on symptoms. [2] Blood sugar levels are often normal or only mildly increased. [2] Other conditions that may present similarly include other causes of high anion gap metabolic acidosis including diabetic ketoacidosis. [2]
When hosting a dinner party, lingering odors from long hours of cooking in the kitchen can be an issue. Cooking odors from fish, onion, garlic, burnt foods and fried foods can last especially long.
Chronic solvent-induced encephalopathy (CSE) is a condition induced by long-term exposure to organic solvents, often—but not always—in the workplace, that lead to a wide variety of persisting sensorimotor polyneuropathies and neurobehavioral deficits even after solvent exposure has been removed.
Smell as evidence of disease has been long used, dating back to Hippocrates around 400 years BCE. [1] It is still employed with a focus on volatile organic compounds (VOCs) found in body odor. [ 2 ] VOCs are carbon-based molecular groups having a low molecular weight, secreted during cells' metabolic processes. [ 3 ]
A routine House committee meeting erupted into a heated, nearly hour-long debate Wednesday over the Pledge of Allegiance, with one Democratic lawmaker saying that "insurrectionists" who backed ...