IF A WEB ADDRESS IS GIVEN, GO AHEAD AND CLICK ON IT TO REACH THAT SITE RIGHT NOW!
PTD--Product Transfer Documents, U S Environmental Protection Agency, [40CFR80.157],[40CFR80.158],Web Address:http://www.epa.gov/
PTD--Part Throttle Deceleration, U S Environmental Protection Agency, [40CFR86.078-33],Web Address:http://www.epa.gov/
PTDA--Power Transmission Distributors Association, Web Address:http://www.ptda.org/
PTDI--Professional Truck Driver Institute Inc, [TW 7/18/96],Web Address:http://www.ptdi.org/
PTE--Permanent Total Enclosure, U S Environmental Protection Agency, [40CFR52.741],Web Address:http://www.epa.gov/
PTFE--Polytetrafluoroethylene, U S Environmental Protection Agency, [40CFR50.12],[40CFR63.1335],[40CFR80.46],[App C to 40CFR300],Web Address:http://www.epa.gov/
PTG--Ports and Terminals Group, Web Address:http://www.maritimeindustries.org/about/ptg.jsp
PTGT--Performance Team, [TW 07/28-08/04,2008],Web Address:http://www.ptgt.net
PTI--Pennsylvania Transportation Institute, Pennsylvania State University, [BTS],Web Address:http://www.pti.psu.edu/
PTI--Public Technology Institute, Web Address:http://www.pti.org/
PTI--Post-Tensioning Institute, Web Address:http://www.post-tensioning.org/
Ptl-inc--Paschall Truck Lines Inc, [JOC Directory of Trucking 2009],Web Address:http://www.ptl-inc.com
PTM--Performance Text Method, U S Environmental Protection Agency, [App IX to 40CFR266],Web Address:http://www.epa.gov/
PTO--Power-Take-Off, [TII1],[TII2],[TAG]
PTP--Prevention Through People, [TW 2/3/97]
PTP--Priority Technologies Program, Federal Highway Administration, U S Department of Transportation, Web Address:http://www.fhwa.dot.gov/
PTP--Professional Transportation Partners, LLC, Web Address:http://www.ptpstop.com/
PTP--Profitable-to-Promise, [TW 3/25/02]
Ptp--Tanjung Pelepas, [JOC Top 50 World Container Ports, 08/22/2011],Web Address:http://www.ptp.com.my
PTPLU--Point Plume, U S Environmental Protection Agency, [GEMS],[ACCESS EPA],Web Address:http://www.epa.gov/
Ptpshipping--Port to Port International Corporation, [JOC Directory of Transportation 2009],Web Address:http://www.ptpshipping.com
PTRA--Port Terminal Railroad Association, [TW 2/23/98],[ATLLP May/Jun 1998],[TRAINS 10/99],Web Address:http://www.ptra.com/
P-Track--National Environmental Performance Track, U S Environmental Protection Agency, Web Address:http://www.epa.gov/performancetrack/index.htm
PTS--Positive Train Separation, Federal Railroad Administration, U S Department of Transportation, [TW 8/26/96],[ATLLP May/June 1996],Web Address:http://www.fra.dot.gov/
PTS--Positive Trains Stop, [TRAINS 7/99]
PTS--Practical Test Standards, Federal Aviation Administration, U S Department of Transportation, [FAA7],[TAG],Web Address:http://www.faa.gov/
PTS--Persistent Toxic Substances, United Nations Environment Programme, Switzerland, Web Address:http://www.chem.unep.ch/pts/
PTSD--Post Traumatic Stress Disorder, [ATLLP May/Jun 2001],[ATLLP Jul/Aug 2004]
PTSI--Pupil Transportation Safety Institute, Web Address:http://www.ptsi.org/
PTSL--PCTRANS Software Library, Kansas University, Web Address:http://www.ku.edu/~kutc/pctrans/
Ptsmail--Progressive Transportation Service Inc, [JOC Directory of Transportation, 12/2010],Web Address:http://www.ptsmail.com
PTTA--Piedmont Triad Transportation Association, [TW 3/6/06],Web Address:http://www.ptta.info/
PTTC--Petroleum Technology Transfer Council, Web Address:http://www.pttc.org/
PTTC--Petroleum Technology Transfer Counci Appalachian Region, West Virginia University, Web Address:http://www.karl.nrcce.wvu.edu/
Pu--Plutonium, U S Department of Energy, Web Address:http://www.energy.gov/
Pubinv2--Public Participation/Public Involvement, Federal Highway Administration, U S Department of Transportation, Web Address:http://www.fhwa.dot.gov/environment/pubinv2.htm
Public--U S Senate Committee on Energy and Natural Resources, Web Address:http://energy.senate.gov/public/
Public--Public Participation, The Plain English Guide to the Clean Air Act, U S Environmental Protection Agency, Web Address:http://www.epa.gov/air/caa/peg/public.html
Publica--Publications, Land Disposal Restrictions, Web Address:http://www.epa.gov/epaoswer/hazwaste/ldr/publica.htm
Publications--Welcome to the EPA Publications Source, U S Environmental Protection Agency, Web Address:http://www.epa.gov/epahome/publications.htm
Publications--Related Publications, Asian American and Pacific Islander Initiative, AAPI, U S Environmental Protection Agency, Web Address:http://www.epa.gov/aapi/publications.htm
Publications--AIRNow Publications, AIRNow, U S Environmental Protection Agency, Web Address:http://airnow.gov/
Publications--Staff Publications by Year, ATHENS, U S Environmental Protection Agency, Web Address:http://www.epa.gov/athens/publications/index.html
Publications--Publications, Ground Water and Ecosystems Restoration Research, ADA, U S Environmental Protection Agency, Web Address:http://www.epa.gov/ada/publications.html
Publications--Publications List, Northeast Waste Management Officials' Association, Web Address:http://www.newmoa.org/publications/
Publications--Publications, Green Offices at Harvard, Web Address:http://greencampus.harvard.edu/greenoffice/publications.php
Publications--Publications, National Environmental Services Center, West Virginia University, Web Address:http://www.nsfc.wvu.edu/publications.cfm
Publichealth--Public Health, Center for Sustainability and the Global Environment, University of Wisconsin-Madison, Web Address:http://www.sage.wisc.edu/publichealth.html
Publicinvolvement--Public Involvement, U S Environmental Protection Agency, Web Address:http://www.epa.gov/publicinvolvement/
Publiclands--Public Lands, Recreational Opportunities, and Natural Resources, Climate Change, U S Environmental Protection Agency, Web Address:http://www.epa.gov/climatechange/effects/publiclands.html
Publicsafety--Public Safety Canada, Web Address:http://www.publicsafety.gc.ca/
Publicsafety--Public Safety, Local Government Environmental Assistance Network, Web Address:http://www.lgean.org/publicsafety.cfm
Publictransit--Public Transit Website, Web Address:http://www.publictransit.us/
Publictransportation--Public Transportation Takes Us There, Web Address:http://www.publictransportation.org/
Publicutilityhome--Public Utility Home Page, Web Address:http://www.publicutilityhome.com/
Public Works--Digital marketplace for the municipal maintenance industry, Web Address:http://www.publicworks.com/
PubMed--PubMed, National Library of Medicine, Web Address:http://www.ncbi.nlm.nih.gov/PubMed
Pubrds--Public Roads, Turner Fair-Bank Highway Research Center, Federal Highway Administration, U S Department of Transportation, Web Address:http://www.tfhrc.gov/pubrds/pubrds.htm
Pubs--Published and Presented, Volpe Center, U S Department of Transportation, Web Address:http://www.volpe.dot.gov/library/pubs.html
Pubs--OHM Publications and Reports, Office of Hazardous Materials Safety, U S Department of Transportation, Web Address:http://hazmat.dot.gov/pubs/pubs.htm
Pubs--Indoor Air Publication List, U S Environmental Protection Agency, Web Address:http://www.epa.gov/iaq/pubs/
Pubs--Publication List, IAQ, U S Environmental Protection Agency, Web Address:http://www.epa.gov/iaq/pubs/index.html
Pubs--Publications and Products, Federal Highway Administration, U S Department of Transportation, Web Address:http://www.fhwa.dot.gov/policy/ohpi/hss/pubs.htm
PubSCIENCE--Energy, Science and Technology Journal Literature, U S Department of Energy, Web Address:http://www.osti.gov/
PUC--Public Utilites Commission, Colorado, Web Address:http://www.dora.state.co.us/puc/
PUC--Public Utility Commission, Hawaii, Web Address:http://www.hawaii.gov/budget/puc/
PUC--Public Utility Commission, Idaho, Web Address:http://www.puc.state.id.us/
PUC--Public Utility Commission, Minnesota, Web Address:http://www.puc.state.nm.us/
PUC--Public Utility Commission, New Hampshire, Web Address:http://www.puc.state.nh.us/
PUC--Public Utility Commission, Oregon, Web Address:http://www.puc.state.or.us/
PUC--Putlic Utility Commission, Pennsylvania, Web Address:http://www.puc.paonline.com/
PUCO--Public Utility Commission of Ohio, [TW 12/19/94],[ATLLP Jan/Feb 2000],[ATLLP Nov/Dec 2001],Web Address:http://www.puc.state.oh.us/
PUCT--Public Utility Commission of Texas, Web Address:http://www.puc.state.tx.us/
PUD--People's Utility District, [ATLLP Sep/Oct 2000]
Pueblorailway--Pueblo Railway Museum, CO, [TRAINS 05/2008],Web Address:http://www.pueblorailway.org/
Puertoaltamira--Port of Altamiera-Adminstracion Portuaria Integral de Altamira SA, [JOC Directory of Transportation 2009],Web Address:http://www.puertoaltamira.com.mx
Puertoensenada--Port of Ensenada, [Breakbulk, Sep-Oct/2010],Web Address:http://www.puertoensenada.com.mx/
Puertosyucatan--Port of Progreso, [JOC 12/21-28/09],Web Address:http://www.puertosyucatan.com
PUFS--Portable Ultrafiltration System, [EWM 9/90]
Puhaishipping--Shanghai Puhai Shipping, [JOC Directory of Transportation, 12/2010],Web Address:http://www.puhaishipping.com
PUHCA--Public Utility Holding Company Act of 1935, [JTLLP Summer 1997],[ATLP Sep/Oct 2005]
Pullmanil--Historic Pullman Foundation, IL, [TRAINS 05/2007],Web Address:http://www.pullmanil.org
PUMS--Public Use Microdata Sample, [BTS1],[TAG],Web Address:http://www.ciesin.org/datasets/pums/pums-home.html
PUR--Public Utilities Reports Inc, [Public Utilities Reports, Inc., Brochure],Web Address:http://www.pur.com/
PURC--Public Utility Research Center, Web Address:http://www.purc.org/
Purchase--School of Naturalo & Social Science, Purchase College State University of New York, Web Address:http://www.purchase.edu/Departments/AcademicPrograms/LAS/Sciences/
Purchasing--Negotiating and Contracting for Purchasing Agents and Buyers, University of Wisconsin-Madison, [TW 4/26/04],Web Address:http://www.uwexeced.com/purchasing
Purchasing--Purchasing, Green Offices at Harvard, Web Address:http://greencampus.harvard.edu/greenoffice/purchasing.php
Purdue--Purdue University, Krannert School of Management, Indiana, offers programs in supply chain management, transportation and logistics, [TW 8/14/06],[Logistics Career Guide 2007-2008; The Journal of Commerce and Traffic World],[TW Directory of Top Logistics Schools, 2008-2009],Web Address:http://www.purdue.edu
Purdue--Natural Resources and Environmental Science Program, Purdue University, Web Address:http://www.agry.purdue.edu/nres/nres.htm
PUREX--Plutonium-Uranium Extraction, U S Department of Energy, Web Address:http://www.energy.gov/
PURMA--Public Utilities Risk Management Association, Web Address:http://www.purma.org/
Purolator--Purolator Courier Ltd, [JOC Directory of Transportation, 12/2010],Web Address:http://www.purolator.com
Purolatorinternational--Purolator International, [JOC Directory of Transportation, 06/2011],Web Address:http://www.purolatorinternational.com
PURPA--Public Utility Regulatory Policies Act of 1978, [JTLLP Summer 1995],[[ATLLP Sep/Oct 1995],[ATLLP Jan/Feb 1999],[ATLLP Jan/Feb 2004],[ATLP Sep/Oct 2005]
Purple--Purple Loosestrife InfoCentre, Web Address:http://www.ducks.ca/purple/
PU&D--Pick-Up and Delivery
Puzzlers--Learn About Chemicals Around Your House, Puzzlers, U S Environmental Protection Agency, Web Address:http://www.epa.gov/kidshometour/activities/puzzler.htm
PVA--Passenger Vessel Association, Web address:http://www.passengervessel.com/
PVA--Port Vulnerability Assesssment, U S Coast Guard, [JTLLP Summer 2003],Web Address:http://www.uscg.mil/
PVA--Public Vehicles Act, [ATLLP May/Jun 2005]
PVC--Polyvinyl Chloride, U S Environmental Protection Agency, [40CFR63.1335],Web Address:http://www.epa.gov/
PVC--PVC: The Poison Plastic, Web Address:http://www.besafenet.com/pvc
PVCW--Dry Weight of Polyvinyl Chloride/In Reactor from Recipe, U S Environmental Protection Agency, [40CRE61.67],Web Address:http://www.epa.gov/
PVD--Planned View Display, Federal Aviation Administration, U S Department of Transportation, [FAA7],[TAG],[BTS],Web Address:http://www.faa.gov/
PVD--Theodore Francis Green State Airport, [FAA13],[TAG]
PVH--Phillips Van Heusen, [JOC Top 100 Importers in 2009, 05/31/2010],Web Address:http://www.pvh.com
PVR--Portable Vehicular Ramp, Military Traffic Management Command, [MTMC1],[TAG],Web Address:http://www.sddc.army.mil/
PVRR--Pioneer Valley Railroad, Web Address:http://www.pinsly.com/pioneer-valley/
PVS--Project Vote Smart, [JTLLP Second Quarter 2010],Web Address:http://www.votesmart.org
PW--Pure Water, U S Environmental Protection Agency, [40CFR795.70],Web Address:http://www.epa.gov/
P&W--Providence and Worcester Railroad Company, Web Address:http://www.pwrr.com/
PWA--Ports and Waterways Act, [HWM 3/90]
PWA--Pure Water Alliance, Web Address:http://www.panix.com/~smsinc/pwa.html
PWBRC--Printed Wiring Board Resource Center, Web Address:http://www.pwbrc.org/
PWC--Personal Watercraft, U S Environmental Protection Agency, [40CFR91.2],Web Address:http://www.epa.gov/
PWC--Professional Women Controllers, Web Address:http://www.pwcinc.org/
PWC--PricewaterhouseCoopers, [BusinessWeek 3/31/03],Web Address:http://www.pwc.com/
Pwclogistics--PWC Logistics/Geologistics, [Directory of Logistics Providers, TW 10/02/06],Web Address:http://www.pwclogistics.com
PWCMT--Program in Water Conflict Management and Transformation, Oregon State University, Web Address:http://www.transboundarywaters.orst.edu/
PWEA--Public Works Employment Act of 1977, [TLJ Fall 1995]
PWEA--Pennsylvania Water Environment Association, Web Address:http://www.pwea.org/
PWM--Portland International Jetport, [FAA13],[TAG]
PWR--Pressurized Water Reactor, [JTLLP Winter 2001]
PWRC--Patuxent Wildlife Research Center, U S Geological Survey, Web Address:http://www.pwrc.usgs.gov/research/ecr/
PWRI--Public Works Research Institute, Web Address:http://www.pwri.go.jp/eindex.html
PWRR--Piedmont & Western Railroad Club, NC, [TRAINS 05/2008],Web Address:http://www.pwrr.org/
PWS--Public Drinking Water Systems, U S Environmental Protection Agency, [40CFR141.140],[40CFR141.142],[40CFR142.2],[40CFR142.15],[40CFR142.204],[40CFR143.5],Web Address:http://www.epa.gov/safewater/pws/index.html
PWSA--Ports and Waterways Safety Act of 1972, [NATURAL RESOURCES LAW by Jan G. Laitos],[TLJ Fall 2000]
PWSID--Public Water Supply Identification Number, U S Environmental Protection Agency, [40CFR141.142],Web Address:http://www.epa.gov/
PWSRCAC--Prince William Sount Regional Citizens' Advisory Council, Web Address:http://www.pwsrcac.org/
PWSS--Public Drinking Water Systems Programs, U S Environmental Protection Agency, Web Address:http://www.epa.gov/ogwdw/pws/pwss.html
PYF--French Polynesia(country flag translation), [JOC Directory of Transportation, 12/2010]
PYF--Tahti(country flag translation), [JOC Directory of Transportation, 12/2010]
Pyleco--A Duie Pyle Inc, [TW 1/24/05],Web Address:http://www.pyleco.com
PYR--Pyridine, U S Environmental Protection Agency, [40CFR795.70],Web Address:http://www.epa.gov/
PYRN--Permafrost Young Researchers Network, Web Address:http://www.pyrn.org/
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