https://padlet.com/btgraham22/ilkb9ph4gz46 5th Period en-us 2019-04-23 17:01:18 UTC 2019-05-20 17:08:45 UTC hello@padlet.com btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353455418 he process of capturing contaminants in a known volume of air. The airborne contaminants are measured and compared against the volume of air, and the results are stated as a concentration, usually as milligrams per cubic meter (mg/m³) or parts per million (ppm).]]> 2019-04-23 17:02:36 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353455418 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353455698 a not-for-profit 501(c)(6) organization serving the Environmental Engineering and Environmental Science professions by providing Board Certification to those who qualify through experience and testing.]]> 2019-04-23 17:03:12 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353455698 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456007 an artificial channel for conveying water, typically in the form of a bridge across a valley or other gap.]]> 2019-04-23 17:03:58 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456007 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456138 a colorless volatile liquid hydrocarbon present in coal tar and petroleum, and used in chemical synthesis. Its use as a solvent has been reduced because of its carcinogenic properties.]]> 2019-04-23 17:04:16 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456138 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456247 a pollution control technique using a bioreactor containing living material to capture and biologically degrade pollutants.]]> 2019-04-23 17:04:31 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456247 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456365 an expert in or student of the branch of science concerning living organisms.]]> 2019-04-23 17:04:48 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456365 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456441 the study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behavior, origin, and distribution.]]> 2019-04-23 17:04:59 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456441 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456552 the use of either naturally occurring or deliberately introduced microorganisms or other forms of life to consume and break down environmental pollutants, in order to clean up a polluted site.]]> 2019-04-23 17:05:14 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456552 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456593 the branch of science that deals with the identification of the substances of which matter is composed; the investigation of their properties and the ways in which they interact, combine, and change; and the use of these processes to form new substances.]]> 2019-04-23 17:05:21 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456593 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456681 a thing that is composed of two or more separate elements; a mixture.]]> 2019-04-23 17:05:32 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456681 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456754 liquid waste or sewage discharged into a river or the sea.]]> 2019-04-23 17:05:43 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456754 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456872 each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter. Each element is distinguished by its atomic number, i.e. the number of protons in the nuclei of its atoms.]]> 2019-04-23 17:05:58 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456872 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456989 the branch of engineering that is concerned with protecting people from the effects of adverse environmental effects, such as pollution, as well as improving environmental quality.]]> 2019-04-23 17:06:15 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353456989 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457040 deals with the removal of pollution or contaminants from environmental media such as soil, groundwater, sediment, or surface water.]]> 2019-04-23 17:06:24 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457040 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457131 a branch of biology focused on the study of the relationships of the natural world and the relationships between organisms and their environments. An example ofenvironmental science is the study of the natural world and how it relates to recycling and mulching.]]> 2019-04-23 17:06:36 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457131 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457196 They monitor theenvironment and investigate sources of pollution by performing laboratory and field tests.]]> 2019-04-23 17:06:45 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457196 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457266 any of a group of spore-producing organisms feeding on organic matter, including molds, yeast, mushrooms, and toadstools.]]> 2019-04-23 17:06:56 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457266 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457323 the science that deals with the earth's physical structure and substance, its history, and the processes that act on it.]]> 2019-04-23 17:07:05 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457323 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457409 a compound of hydrogen and carbon, such as any of those which are the chief components of petroleum and natural gas.]]> 2019-04-23 17:07:17 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457409 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457597 the sequence of conditions through which water passes from vapor in the atmosphere through precipitation upon land orwater surfaces and ultimately back into the atmosphere as a result of evaporation and transpiration.]]> 2019-04-23 17:07:41 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457597 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457668 the branch of science concerned with the properties of the earth's water, and especially its movement in relation to land.]]> 2019-04-23 17:07:50 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457668 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457747 a stream, especially a tributary, which flows into another stream or lake]]> 2019-04-23 17:07:58 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457747 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457810 a screening tool with semiquantitative capabilities acting as an interface between volatile contaminates at depth in the soil and gas phase detectors at the surface.]]> 2019-04-23 17:08:05 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457810 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457963  small strips ofpaper coated with a chemical substance that will undergo a reaction when it comes in contact with the liquid being tested.]]> 2019-04-23 17:08:25 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353457963 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458030 a microorganism, especially a bacterium causing disease or fermentation.]]> 2019-04-23 17:08:32 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458030 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458112 a substance made by mixing other substances together.]]> 2019-04-23 17:08:41 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458112 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458175 a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.]]> 2019-04-23 17:08:50 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458175 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458244 an instrument designed to measure electric current, voltage, and usually resistance, typically over several ranges of value.]]> 2019-04-23 17:08:57 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458244 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458297 a dense organelle present in most eukaryotic cells, typically a single rounded structure bounded by a double membrane, containing the genetic material.]]> 2019-04-23 17:09:04 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458297 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458360 an individual animal, plant, or single-celled life form.]]> 2019-04-23 17:09:13 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458360 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458461 a test to determine the water absorption rate of soil (that is, its capacity for percolation) in preparation for the building of a septic drain field (leach field) or infiltration basin.]]> 2019-04-23 17:09:27 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458461 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458638 the state or quality of a material or membrane that causes it to allow liquids or gases to pass through it.]]> 2019-04-23 17:09:52 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458638 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458766 a figure expressing the acidity or alkalinity of a solution on a logarithmic scale on which 7 is neutral, lower values are more acid and higher values more alkaline. The pH is equal to −log₁₀ c, where c is the hydrogen ion concentration in moles per liter.]]> 2019-04-23 17:10:08 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458766 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458774  a type of gas detector. Typical photoionization detectors measure volatile organic compounds and other gases in concentrations from sub parts per billion to 10 000 parts per million (ppm).]]> 2019-04-23 17:10:09 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458774 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458999 the sciences concerned with the study of inanimate natural objects, including physics, chemistry, astronomy, and related subjects.]]> 2019-04-23 17:10:40 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353458999 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459110 a single identifiable source of air, water, thermal, noise or light pollution. A point source has negligible extent, distinguishing it from other pollution source geometries.]]> 2019-04-23 17:10:55 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459110 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459257 a measure of the void spaces in a material, and is a fraction of the volume of voids over the total volume, between 0 and 1, or as a percentage between 0% and 100%. Strictly speaking, some tests measure the "accessible void", the total amount of void space accessible from the surface.]]> 2019-04-23 17:11:16 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459257 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459337 an apparatus worn over the mouth and nose or the entire face to prevent the inhalation of dust, smoke, or other noxious substances.]]> 2019-04-23 17:11:26 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459337 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459414 an artificial lake with vegetation around the perimeter, and includes a permanent pool of water in its design.]]> 2019-04-23 17:11:36 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459414 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459504  Septic tank systems are a type of simple onsite sewage facility (OSSF). They can be used in areas that are not connected to a seweragesystem, such as rural areas.]]> 2019-04-23 17:11:48 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459504 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459624 Physical, chemical, and biological processes are used to remove contaminants and produce treated wastewater (or treated effluent) that is safe enough for release into the environment.]]> 2019-04-23 17:12:05 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459624 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459700 the final cleaning process that improves wastewater quality before it is reused, recycled or discharged to the environment. ]]> 2019-04-23 17:12:15 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459700 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459810 Water testing is the continous sampling of various liquid streams and the analysis of their quality. These liquid streams include watercourses such as rivers and lakes, groundwater, recirculated cooling streams, boiler feedwater or condensate, and process effluents.]]> 2019-04-23 17:12:24 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459810 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459897  a self-contained, battery operated meter that uses sound waves to measure well water level. Fast, accurate measurements are possible in the field or anywhere without the use of down-hole water level meters.]]> 2019-04-23 17:12:34 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459897 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459957 land consisting of marshes or swamps; saturated land.]]> 2019-04-23 17:12:42 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/353459957 btgraham22 https://padlet.com/btgraham22/ilkb9ph4gz46/wish/356262256 2019-05-02 15:40:38 UTC https://padlet.com/btgraham22/ilkb9ph4gz46/wish/356262256