mindfully
51Nicaragua Canal — This article documents the historical inter oceanic canal, not to be confused with the current Ecocanal project under construction. For the current dry canal project, see Ecocanal. Artist s conception of the proposed canal, 1899 The Inter Oceanic …
52Polyvinyl chloride — Polyvinyl chloride, (IUPAC Polychloroethene) commonly abbreviated PVC, is a widely used thermoplastic polymer. In terms of revenue generated, it is one of the most valuable products of the chemical industry. Around the world, over 50% of PVC… …
53Transistor — For other uses, see Transistor (disambiguation). Assorted discrete transistors. Packages in order from top to bottom: TO 3, TO 126, TO 92, SOT 23 A transistor is a semiconductor device used to amplify and switch electronic signals and power. It… …
54Hyman G. Rickover — Infobox Military Person name= Hyman George Rickover born= birth date|1900|1|27 died= death date|1986|7|8 died= placeofbirth= Maków Mazowiecki, Poland placeofdeath= Arlington, Virginia caption= nickname= Father of the Nuclear Navy allegiance=… …
55Precautionary principle — The precautionary principle is a moral and political principle which states that if an action or policy might cause severe or irreversible harm to the public or to the environment, in the absence of a scientific consensus that harm would not… …
56Monoculture — For other uses, see Monoculture (computer science). Monoculture is the agricultural practice of producing or growing one single crop over a wide area. It is also known as a way of farming practice of growing large stands of a single species. It… …
57Procellariiformes — Taxobox name = Procellariiformes fossil range = Middle Eocene – Recent image width = 250px image caption = Cape Petrel Daption capense regnum = Animalia phylum = Chordata classis = Aves infraclassis = Neognathae ordo = Procellariiformes ordo… …
58MOVE — This article is about the organization MOVE. For other uses, see Move (disambiguation). MOVE or the MOVE Organization is a Philadelphia based black liberation group founded by John Africa. MOVE was described by CNN as a loose knit, mostly black… …
59Tobacco smoking — Part of a series on Smoking …
60Rachel Carson — Infobox Writer name = Rachel Louise Carson imagesize = 200px caption = Rachel Carson, 1940 Fish Wildlife Service employee photo pseudonym = birthdate = birth date|mf=yes|1907|5|27|mf=y birthplace = Springdale, Pennsylvania deathdate = death date… …
