What is an egg made of?

What is an egg made of? Bird and reptile eggs consist of a protective eggshell, albumen (egg white), and vitellus (egg yolk), contained within various thin membranes. The most commonly consumed eggs are chicken eggs. Other poultry eggs including those of duck and quail also are eaten. Fish eggs are called roe and caviar. What […]

What is Companerismo Jose Rizal?

What is Companerismo Jose Rizal? During his student days in the country, Jose Rizal found a clandestine organization known as Compañerismo or Compañerismo de Jehu in 1880, which Galicano Apacible described as an organization promoting civic and patriotic education among its members, and mutual protection and support. What is the aim of Companerismo? Under the […]

Are plague pits still dangerous?

Are plague pits still dangerous? Plague is caused by a bacterium, Yersinia pestis, not a virus, and is treatable with antibiotics. Hugh Pennington, emeritus professor of bacteriology at the University of Aberdeen, said that the uncovering of plague pits was unlikely to pose any threat to the public. What animal did the Spanish flu come […]

Who is the Allen wrench named after?

Who is the Allen wrench named after? The terms “Allen wrench” and “Allen key” are derived from the Allen brand name and refer to the generic product category “hex keys”. W.G. Allen filed the first related patent in 1909 for its recessed hex-driven safety screws, a safety improvement over fasteners which protruded from machinery. Why […]

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