new literature Wastewater concentrator. Bulletin describes compact, portable waste water concentrator for low-cost primary and tertiary treatment. SWECO, Inc. 91
Filter racks and chests. New literature package describes line of air filter racks and filter chests for large-volume air or gas purification. Barneby-Cheney 98
Noise control. Bulletin graphically details causes and effects of industrial noise and methods of control. Industrial Acoustics Co.,Inc. 92
Analytical services. Bulletin No. 300 tells story of company’s custom analytical services for water supplies, municipal and industrial wastes, fuels, and combustibles. International Hydronics Corp. 99 Pond liners. Handbook and installation guide gives details about asphalt-sealed membrane for pond liners and erosion 100 control. Phillips Petroleum Co.
Catalog. 44-page catalog lists instruments and apparatus for air sampling, monitoring, and analysis. Catalog contains illustrations and listings for more than 400 items. Curtin Scientific Co. 93 Compost culture. Literature describes product which aids in rapid decomposition of large quantities of waste vegeta94 tion. Judd Ringer Corp. Smoke monitor. Brochure describes photoelectric instrument for measuring particulate matter in stack gases. Baldwin Electronics, Inc. 95 Wildlife enhancement. Leaflet describes company’s services in design of programs for industry which enhance fish and wildlife resources in industrial areas. Aquatic Control 96 Hot-mix pollution control. Bulletin describes systems available for controlling air pollution from hot-mix plants. 97 American Air Filter Co., Inc.
Planning and control. Full-color brochure describes resources of company in systems engineering/computer technology approach to environmental problems. Computer Sciences Corp. 101 Meteorological instruments. Brochure describes air pollution and meteorological instruments, Includes data sheets on some NoAA-specified systems. Climatronics Corp. 102 Health services. Company is offering booklet entitled “How Dow Environmental Health Services Can Help Safeguard You, Your Employees, and the Environment.” Dow Chemical Co. 103 Process control analyzer. Illustrated bulletin describes )mplete chemical
analysis system that performs 58 different water and waste tests. Delta Scientific Corp. 104 Bypass rotameters. Catalog tells of series of bypass rotameters for economical measurement of large fluid flow rates. Brooks Instrument Div. 105 Emission measurement systems. Bulletin describes complete measurement systems for gasoline, diesel, and gas turbine emissions. Beckman Instruments, Inc. 106 Dust control. Pocket reference gives data on dust control with Coherex emulsion of petroleum oils and resins. Witco 107 Chemical Ion Exchange. Technical report details four years operating experience with company’s C.I. Continuous Countercurrent Ion Exchange Process. Discusses mixed-bed, two-bed, zeolytesoftening, and sodium-hydrogen blend systems. Graver Water Conditioning Co. 108 Data system. Bulletin tells of new data system developed for Du Pont 21-490 series mass spectrometers which computerizes results. Du Pont Instruments 109 Catalog. Supplement to combined annual catalog tells “What’s New for the Laboratory,” SGA Scientific Inc. 110
American Society for Ecological Education The American Society for Ecological Education, a new national organization, seeks t o introduce ecological knowledge and concern into the curricula of the nation’s schools. Through the education of our youth and making them aware of the immense problems facing our world environment, it is hoped thereinlies the answer t o our planet’s survival. The Society plans t o distribute t o t h e nation’s schools, model lesson plans and units designed t o instill a n awareness in our youth for ecology and its meaning for our nation and t h e World. In carrying on a national ecological education program the Society will also seek t o create interest and concern on the p a r t of t h e general public for ecological problems. Charter Membership is presently open in the Society for a limited time. Membership is available t o both interested educators and the general public. Persons joining a s charter memhers will always be recognized as founding, charter members by t h e Society (see coupon). .Members will receive a quarterly ecology Newsletter.
..
w e h a d better t a k e c a r e of spacerhi Earth since it is the only o n e w e h a v e a n d many years w i l lapse b e f o r e we IS with anything c o m p a r s b / e . ” I)r. Mayo, November 2 9 , 1971
‘I.
HONORARY VICE-PRESIDENT Mrs. Norman Vincent Peale New York Citv. N.Y.
PRESIDENT Dr. William L. Ma o Dean, Division oYEducat1cin Curry College Milton, Massachusetts VICE-PRESIDENT Dr. J. B. Burnell Ball State University Muncie, Indiana DIRECTOR OF EVENTS Robert Lubell Milton Academy Milton, Massachusetts
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
Dr. William L. Mayo, President American Society for Ecological Education Inc. c/o Curry College Milton, Massachusetts 02186 Please enroll me as a Charter Member in t h e American Society for Ecological Education, Inc., for the calendar year 1972. Enclosed is my memhership fee of $10.00. (Student membership $2.00; institutional membership $50.00) Name Address TO:
City position:
State
Zip
0
a
capacity. Samples can b e drawn up to 18 feet by a trouble-free, positive displacement tubing pump programmed to meet your requirements. The natural pulsing action tends to keep the line clear and flowing. Small fibers and particles do not plug the tubing.
a
:
i
a a
Send for literature.
a
SIGMAMOTOR, INC.
a
: :
141 Elizabeth Street, Middleport, N.Y.
0
Phone (716) 735-3616
I Circle No. 10
on Readers’ Service Card
Hydraulic disintegrator. New literature describes submersible oil hydraulicdrive disintegrator designed for reduction of waste water solids in deep wet wells and other areas subject to flooding. BIF SaniTrol, Inc. 111 Specs. Data sheet No. FGB 30 gives description and complete specifications on a new gas-fired straight stack fume incinerator for air pollution control. Ross Engineering Machinery Division 112 Sampling cells. Data sheets illustrate the range of macro, micro, and ultramicro infrared cells for liquids, mulls, and gases. Information details wide choice of pathlengths, volumes, and transmission characteristics for cells. Barnes Engi113 neering Co. Flowmeter. Bulletin describes Mag Pipe 1100 magnetic flowmeter. Literature covers transmitters with solid-state components, integral and remote transmitter options, test set for on-location systems check, and field servicing capabilities. Taylor Instrument Process Control Div. 114 Water pollution control. Company offers illustrated brochure entitled “The Most Economical and Effective Method of Water Pollution Control” describing holding reservoirs lined with reinforced rubber sheeting. Plymouth Rubber Co. 11 5 Pollution control services. Bulletin summarizes company’s offerings in consulting, research, and engineering services related to solid waste disposal and control of air and water pollution. Bolt Beranek and Newman Inc. 116 Environmental indices. “Oak Ridge Air Quality Index” describes method for providing citizen with objective evaluation of air quality. ORNL-NSF Environmental Program, Oak Ridge National Laboratory, Oak Ridge, T N 37830 (Write direct) Solutions to auto pollution. Booklet for public consumption details work of company in developing catalysts to reduce automobile emissions. Englehard Minerals and Chemicals Corp., Murray Hill, NJ 07974 (Write direct) Need more information about any items? I f so, just circle the appropriate numbers on one of the reader service cards bound into the back of this issue and mail in the card. N o stamp is necessary.
QUICK REFERENCE CATALOG NO. 5 If you use or assemble science kits, you probably already make use of S & S papers. For traditionally, S & S has always supplied t h e scientific community with the best filtration and separation media. You may not know about our other products, however. Find out about them. Use the coupon below for our new catalog. Explore it for additional information both general and technical. In it you’ll find: Black filters for insect egg count. Hydrophobic filters for separating water from organic solvents. pH Indicator paper. Glass fiber filters for air and water monitoring. Seed germination DaDer. the first name in filtration., .
SCHLEICHER & SCHUELL (603)352-3810
Schleicher & Schuell Inc. Keene, New Hampshire 03431
Gentlemen: Please send Q.R.C. No. 5 to:
Name Titie School Address
i
!
I
I
I I I I I I
--------------City
State-Zip-
J
Circle No. 30 on Readers’ Service Card
Circle No. 22 on Readers’ Service Card
Volume 6, Number 4, April 1972 373
