I have swelling under my eyes and pressure in my sinuses, will a CT scan help to see why? I have been on two rounds and antibiotics already doxycycline for a week and amoxicillin for a 17 days for suspected sinusitis, now I am on 10 days of Augmentin combined with a six day course of Predisone.
Cordite's use was further developed in the early years of World War II, for launching 2-inch and 3-inch diameter non-rotated, anti-aircraft projectiles. Small cordite rocket charges were also developed for ejector seats made by the Martin-Baker Company. Cordite is now obsolete and it is no longer produced. It has been replaced by other propellants, such as the Improved Military Rifle (IMR) line of extruded powder or the WC844 ball propellant currently in use in the 5.56 x 45 mm NATO.
Noun. 1. cementite-a chemical compound that is a constituent of steel and cast iron; very hard and brittle. iron carbide. chemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight.ementite. n. 1. (Elements & Compounds) the hard brittle compound of iron and carbon that forms in carbon steels and some cast irons.