Permeable pavement systems typically consist of modular formed concrete paving units of an interlocking design and pattern, atop at least a base layer of crushed stone. Depending on the complexity and desired function of the paving system, it may also include multiple base layers of varied materials, sand filters, filter membranes, organic filters, underdrain or collection drainage piping, and various other elements.
In Missouri, the 3M plant improved the yield of extruded PVC film by 14% through redesign, reducing waste by over 80 tons and saving 124 MMBTU in energy consumption the first year, also saving the company $350,000. In 3M's Decatur, Alabama plant, instead of throwing away the edges of industrial film, the production line was redesigned to reuse the edge trim, avoiding 164 tons of waste and saving $336,000 the first year.
Stack pressure is sometimes also called the chimney effect, as it is most pronounced in taller buildings. In midwinter, when the exterior air outside lower floors is much colder (and therefore heavier and denser) than the warmer interior air, it will press to enter through the building walls.
At the same time, the lighter and more buoyant heated air that occupies the building’s upper floors will attempt to rise and dissipate through the building’s upper walls and roof. The resulting stack pressure pulls air into the lower building, up through the structure, and out through its upper walls and roof. The entire process is reversed during the hottest seasons with the greatest amounts of interior air conditioning.
The AT&T Telepresence Solution combines innovative video, audio and interactive elements to create a unique, virtual presence over the network giving users an "in-person experience." Using telelpresence equipment from various vendors, the AT&T Business Exchange, AT&T's Multi-Protocol Label Switching-enabled global IP Network and vpn capabilities, and specialized management software, telepresence creates new ways for companies to collaborate and conduct global business internally, across supply chains and across industries.
It delivers actual-size images via full, high-definition (HD) video and spatial audio within a specially designed environment creating the experience of being in the same room with remote participants, whether they are down the street or around the world, while retaining the high level of network security provided by a VPN network.
Sustainability Management in the Food and Drink Manufacturing Industry 2010-2012: Market Opportunities, Food and Drink Manufacturing Industry Buyer Demand, Post Recession Dynamics and Business Trends Forecast is a new report in association with Food Business Review that analyzes how food and drink manufacturing companies perceive sustainability; specific procurement strategies and practices being undertaken; how sustainability initiatives have been affected by the economic downturn; and what actions are being taken to minimize its negative effects.
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