Search results
Results from the WOW.Com Content Network
BOD test bottles at the laboratory of a wastewater treatment plant. Biochemical oxygen demand (also known as BOD or biological oxygen demand) is an analytical parameter representing the amount of dissolved oxygen (DO) consumed by aerobic bacteria growing on the organic material present in a water sample at a specific temperature over a specific time period.
Quantity take-offs (QTO) are a detailed measurement of materials and labor needed to complete a construction project. They are developed by an estimator during the pre-construction phase. This process includes breaking the project down into smaller and more manageable units that are easier to measure or estimate.
The fast-track nature of the design and construction process (experience in 2011) often leads to missed planning, design, and even construction items. [citation needed] Items missed during the design and construction process can often be identified by the CxP during development of the functional and performance test procedures or during ...
Measurement of SOD using an oxygen electrode. A: Water, B: Sediment, C: Box, D: Oxygen electrode. Oxygen can be consumed by organisms in the sediment. This process is referred to as sediment oxygen demand (SOD). Measurement of SOD can be undertaken by measuring the change of oxygen in a box on the sediment (benthic respirometer).
What if I have questions or need help with AOL Mail? You can find instant answers on our AOL Mail help page . Should you need additional assistance we have experts available around the clock at 800-730-2563.
Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.
May be a measurement of the hours required. Equipment - (1) a category of cost for organizing and summarizing costs, (2) construction equipment used to execute the project work, (3) engineered equipment such as pumps or tanks. Escalation is defined as changes in the cost or price of specific goods or services in a given economy over a period ...
TODAY/AOL 'Ideal to Real' body image survey results. Brynn Mannino. Updated July 14, 2016 at 10:10 PM. ... Retirement expert: The need for unpaid caregivers is 'about to skyrocket' Food. Food.