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As I said a few months ago when I was banging on about hand-washing, the ancient Babylonians were making soap some 4800 years ago, by boiling fats with ashes – which works because alkaline compounds of calcium and potassium form when wood is burnt at high temperatures. The grime in ovens...
At about 3:00am the severity of the growing fire became unmistakable when there was a terrific, shattering bang amidships. One hundred pounds of gunpowder had detonated from inside its storage space above the writing room. Acting Captain Warms yanked a double blast on the ship’s whistle and ...
Circadian alterations in redox oscillations, which are controlled by potassium fluxes, regulate the rhythmic neuronal activity of the SCN (Wang et al., 2012). Hence, oxidative stress may have an impact on clock functionality via a variety of processes. Alternatively, the circadian clock regulates ...
Relationships provide us with context for our lives. Every single external action we take is done in terms of a relationship. Relationships with hot water and tea leaves, potassium and oxygen, or wood and heat. But physical relationships are the obvious ones that don’t always have a significa...
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the examination of insects for law-enforcement purposes. When a human victim is found within twenty-four hours, the time of death can generally be determined by checking the potassium level in the gel of the eyes, or by taking a temperature reading. Beyond that point, it is up to the for...
aThe skeletal evaluation of fixed fetuses such as skeletal malformation, variation and retardation were performed after staining the skeleton with Alizarin Red S and clearing with potassium hydroxide solution by a modified Dawson's method 固定的胎儿的骨骼评估例如骨骼畸形,变异和迟延在弄脏骨骼以茜素红S和...
(reference to the Huot Automatic Rifle's Brock skin), its inventor, was a member of the Brock fireworks-making family. Anti-zeppelin missions typically used machine guns loaded with a mixture of Brock bullets containing potassium chlorate, Pomeroy bullets containing dynamite, andBuckingham bullets...