Who first discovered Louisiana? Robert Cavelier de La Salle Why is Louisiana called Louisiana? You may know that Louisiana was named for French King Louis XIV. The territory was named in his honor by French explorer La Salle, who claimed the territory to the west of the Mississippi River in the 1680s for France. When […]
What isotopes are used in smoke alarms?
What isotopes are used in smoke alarms? Am-241, with a half-life of 432 years, was the first americium isotope to be isolated, and is the one used today in most domestic smoke detectors. Am-241 decays by emitting alpha particles and gamma radiation to become neptunium-237. Is americium-241 a radioisotope? Americium-241 (241Am, Am-241) is an isotope […]
Does expiration date matter if frozen?
Does expiration date matter if frozen? Once a perishable product is frozen, it doesn’t matter if the date expires because foods kept frozen continuously at 0° F or below are safe. What happens to the seven day period when you freeze date marked ready to eat RTE foods? If RTE PHF/TCS foods are frozen after […]
What is the purpose of surface hardening?
What is the purpose of surface hardening? Surface hardening, treatment of steel by heat or mechanical means to increase the hardness of the outer surface while the core remains relatively soft. What is laser surface hardening? Laser hardening—also referred to as laser case hardening—is a heat treating process used to improve the strength and durability […]
Which is healthier goat milk or sheep milk?
Which is healthier goat milk or sheep milk? Sheep’s milk is significantly higher in milk solids (fat and protein) and contains roughly double the amount of fat of with cow or goat milk. Like goat’s milk, it is naturally homogenised and has smaller fat globules and more medium fatty chain acids. Sheep’s milk is also […]
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Why was James Buchanan nominated?
Why was James Buchanan nominated? Domestic political turmoil was a major factor in the nominations of both Buchanan and Fillmore, who appealed in part because of their recent time abroad, and with it the fact that they had not had to take a position on the divisive questions related to slavery. Who supported James Buchanan? […]
What effect does Effleurage have?
What effect does Effleurage have? Effleurage stimulates the parasympathetic nervous system that releases positive hormones and increases temperature. The parasympathetic system is responsible for promoting relaxation and calmness after emotions such as stress. Effleurage relaxes the body and lowers the heart rate. Effleurage helps reduce stress. What are the effects of Petrissage? Petrissage helps by […]
What happens to water used in nuclear reactor?
What happens to water used in nuclear reactor? The water is treated as nuclear waste until it has been verified to be free of nucleotides. The water is constantly in a loop, it is not discharged to the environment. A compleltly sepearte water loop is used to cool the saturated steam to water. They never […]
Are flights to Singapore Open from India?
Are flights to Singapore Open from India? International travel from India As of now, international flight operations shall remain suspended till 31 July 2021. In case you are wondering where to go when travel restrictions are lifted, here is a quick guide to entry restrictions and quarantine requirements from around the world. How can I […]