Before the 19th century Whether condoms were used in ancient civilizations is debated by archaeologists and historians.[2]:11 In ancient Egypt‚ Greece‚ and Rome‚ pregnancy prevention was generally seen as a woman’s responsibility‚ and the only well documented contraception methods were female-controlled devices.[2]:17‚23 In Asia before the 15th century‚ some use of glans condoms (devices covering only the head of the penis) is recorded. Condoms seem to have been used for contraception‚ and to have
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PHARMACEUTICAL CHEMISTRY Chapter 5 – Gastrointestinal Agents • Inorganic agents used to treat gastrointestinal disorders includes: 1. Products for altering gastric pH 2. Protectives for intestinal inflammation 3. Adsorbents for intestinal toxins 4. Cathartics of laxatives for constipation ANTACIDS o neutralize excess hydrochloric acid o inactivate the proteolytic enzyme‚ pepsin o alkaline bases Results of Hyperacidity: o Gastritis – inflammation of the gastric mucosa o Peptic ulcer
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CDM8240 Service Manual （Level 1） SN：YT2.291.036WHSC-JX1 Version：v1.0 Released date：2009-06-25 YT2.291.036WHSC-JX1 Revision Record Version Date V1.0 Jun. 2009 CDM8240 Service Manual (level 1) Page All Description Initial release Page i of ii YT2.291.036WHSC-JX1 Contents 1 2 3 TOOLS .......................................................................................... 1 1.1 STANDARD SERVICE TOOLS ...............................................................1 1.2 CLEANING
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The traffic system is composed of three major parts . These parts are: the driver ‚ the vehicle ‚and environment many vehicles are regulated by the traffic system‚ everything from bicycles to busses and cars.the system insists that all vehicles must meet certain criteria in order for them to be allowed to operate on the road in a matter which is safe for everyone. All vehicles operate within the driving environment. We operate our vehicles under all different kinds of wether ‚ road surfaces ‚
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Peyronie’s disease‚ a severe bending or curvature of the penis‚ can be a devastating condition. Guys who endure from this ailment may just expertise painful erections‚ lack of erectile function‚ and inability to engage in intercourse. In some circumstances‚ shortening of the penis may also occur - an hassle that no man‚ irrespective of how well-endowed at first‚ wants to face. A quantity of options have been developed for coping with these signs‚ running the gamut from taking a "Wait-and-see" approach
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IOS251 Week 7 Lab Exercise To complete this worksheet‚ select: Module: Support and Movement Activity: Anatomy Overviews Title: Joints 1. a From the main Joints page‚ click Fibrous Joints and identify each of the following structural joint types. Suture: A type of fibrous Interlocking joints in the skull. Syndesmoses: An immovable joint in which bones are joined by connective tissue. Gomphosis: A joint that binds the teeth to bony sockets in the maxillary bone
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Extracting Iron from Iron Ore in a Blast Furnace The metal iron and its alloy steel is one of the most important substances used by man. Humans have been discovering the metal’s uses science 3500BC. Huge quantities are used in the construction industry to construct of all kinds of vehicles. The most common from of iron known is the oxide. The Iron is extracted from the ore that contains the most amount of iron. The iron is extracted from its oxide ore called Hematite. Many things are produced
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Since lithium has a very high reactivity it does not occur as the free metal in nature. However‚ large deposits of lithium in several rock forms are found in Nevada and California. Lithium is used in batteries‚ some grease‚ some glasses‚ ceramics‚ lubricants‚ and in medicine. Sodium Sir Humphry Davy first isolated sodium in 1807. Sodium is never found as the free element in nature. However‚ sodium is the sixth most abundant element in the earth’s crust (2.6-3.0%) Sodium is essential to the human
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a shutdown‚ and all of the pads are found to have wear patterns as shown in the picture. It is known that the assembly has 6 ‘square’ pads (width 72.7mm and inner diameter 115 mm)‚ and is designed to support a load of 90‚000 N at 180 rpm. The lubricant is an ISO 46 oil‚ and the inlet oil temperature is normally 50C. The runner has a ground finish. You are told that misalignment is negligible. The filtration system filters down to 10 microns. What is the likely cause and why? What is the
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1888 PressRelease - Test results prove positive that ECoS3 with Pulse can provide clean‚ potable water at production level scale. E3 will work with local authorities to develop planning for application in agriculture during the California drought. E3 Services and Solutions Inc. (http://www.e3space.com) held a press conference yesterday at its west coast R&D Center in Pacheco‚ California announcing the company’s development of water treatment and reclamation technologies for the residential and
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