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- 1From:SuperScience (Vol. 30, Issue 5)Take a look around the room. Everything you see is made up of matter. Different types of matter have different properties, or characteristics. Matter can be hard or soft, heavy or light. It can even be invisible, like...
- 2From:Feedstuffs (Vol. 80, Issue 23)The Conservation Reserve Program (CRP) remains the largest public/private conservation partnership in America, with more than 36 million acres under contract in fiscal 2007. A new report released by the U.S. Department...
- 3From:LCGC Europe (Vol. 30, Issue 4)The Thermo Scientific iCAP TQ ICP-MS system reportedly provides scientists with access to a triple quadropole mass spectrometer that offers advanced interference removal and lower detection limits for challenging sample...
- 4From:Machine Design (Vol. 74, Issue 10)50 YEARS AGO IN MACHINE DESIGN/MAY 1952 Digital models? That'll never happen. Wood, glue, and screws are almost the only materials in a mockup of a Westinghouse J40 jet aircraft engine. The life-size model lets...
- 5From:Science World (Vol. 61, Issue 8)Test your chemistry IQ! Answer the following questions about elements and the periodic table. 1. Name that element! -- 2. A compound is volatile if it A can easily break apart. B turns easily into a gas...
- 6From:Machine Design (Vol. 81, Issue 7)Electrostatic chuck holds any metal, some nonmetals: A new electrostatic chuck rigidly holds all electrically conductive materials, as well as any solid nonmetallic material if its chucking surfaces are flashed with a...
- 7From:Science World (Vol. 68, Issue 9)DIRECTIONS: Read the "Science News" section on pages 2 to 7. Then test your knowledge, filling in the letters of the correct answers below. 1. What do scientists suspect lies within Europa's icy crust? (A)...
- 8From:Machine Design (Vol. 82, Issue 4)Specializing in high-quality, made-to-order metal stampings manufactured in a wide assortment of sizes, the company offers flat blanking and piercings up to 12 x 12 in., thicknesses from 0.005 to 0.134 in., and draws up...
- 9From:Machine Design (Vol. 76, Issue 13)When developing material values for CAE programs, the issue of valid material data often crops up. For instance, initial simulations of an electrical seal revealed that material properties necessary for good analysis...
- 10From:Machine Design (Vol. 72, Issue 12)The PosiTector 100 ultra sonic thickness gage from DeFelsko Corp., Ogdensburg, N.Y., measures single and multilayered coatings on plastic, wood, concrete, glass, fiberglass, and other nonmetals. Coatings include paints,...
- 11From:Machine Design (Vol. 63, Issue 20)BLIND RIVETS ARE FIRM BUT GENTLE Plastics, structural composites, and other nonmetals are quickly replacing traditional metals in many new products. But binding these soft, brittle, and thin materials together is...
- 12From:Library Journal (Vol. 139, Issue 14)Core Concepts: Chemistry Rosen Digital; chemistry.rosendigital.com; to request a free trial, contact an account representative by calling 877-381-6649. CONTENT Core Concepts: Chemistry from Rosen Publishing is an...
- 13From:Science News (Vol. 170, Issue 24)Chemists report the first chemical reaction that can split apart and recombine the two atoms in molecular hydrogen without using an expensive metal catalyst. Hydrogen gas is a widely used reagent in the petrochemical...
- 14From:Laser Focus World (Vol. 39, Issue 10)In recent years, machine integrators and original equipment manufacturers (OEMs) have been keen to extend the range and variety of applications that are driven by low- to moderate-power, sealed C[O.sub.2] lasers....
- 15From:Heat Treating Progress (Vol. 9, Issue 5)Diffusion coatings obtained using a pack diffusion process or by immersion in molten salt baths are relatively simple and low cost processes that produce high performance wear and/or corrosion resistant layers. The...