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  • 61Cement — In the most general sense of the word, a cement is a binder, a substance which sets and hardens independently, and can bind other materials together. The name cement goes back to the Romans who used the term opus caementicium to describe masonry… …

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  • 62Nanoparticle — In nanotechnology, a particle is defined as a small object that behaves as a whole unit in terms of its transport and properties. Particles are further classified according to size[1] : in terms of diameter, coarse particles cover a range… …

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  • 63paleography — paleographer, n. paleographic /pay lee euh graf ik/ or, esp. Brit., /pal ee /, paleographical, adj. paleographically, adv. /pay lee og reuh fee/ or, esp. Brit., /pal ee /, n. 1. ancient forms of writing, as in documents and inscriptions. 2. the …

    Universalium

  • 64O.co — Overstock.com/O.co Type Public (NASDAQ: OSTK) Industry Retail …

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  • 65Sarasota, Florida — View of Sarasota beachfront on the Gulf of Mexico in the foreground across her keys in Sarasota Bay to the harbor and downtown bay front in the middle ground and residential neigh …

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  • 66Online poker — PokerTracker HUD overlay during a Pokerstars online poker session Online poker is the game of poker played over the Internet. It has been partly responsible for a dramatic increase in the number of poker players worldwide. Christiansen Capital… …

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  • 67School bus — This article is about vehicles specifically designed and manufactured for carrying students to and from school. For information about school transportation in general, see student transport. School Bus Front 3/4 view of a typical North American… …

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  • 68Neural oscillation — is rhythmic or repetitive neural activity in the central nervous system. Neural tissue can generate oscillatory activity in many ways, driven either by mechanisms localized within individual neurons or by interactions between neurons. In… …

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  • 69Oscilloscope types — This is a subdivision of the Oscilloscope article, discussing the various types and models of oscilloscopes in greater detail. Contents 1 Cathode ray oscilloscope (CRO) 1.1 Dual beam oscilloscope 2 Analog storage oscilloscope …

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  • 70Tenor guitar — The tenor guitar is a slightly smaller, four string version of the steel string acoustic guitar or electric guitar. The instrument (in its acoustic form) was developed so that players of the four string tenor banjo could double on the guitar.… …

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