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AIR POLLUTION, continued
Air Pollution Chart
Air pollution—why is it such a hazard
in our environment? This colorful chart includes graphics, tables and text to help your students gather information about
air pollution. Detailed diagrams provide
an atmospheric profile, show methods of pollutant dispersion, describe major pollut- ants and show their effects on the human body and green foliage. Physical data table includes facts on clean air composition, sizes of airborne impurities and nationwide emis- sions of major pollutants. Printed on durable, heavyweight paper. Size: 28" x 221⁄2". AP5217 | $10.90
Environmental Pollution—
Flinn Advanced Compound
Microscope, 4X, 10X, 40X
Take microscopy to the next level with Flinn Advanced Microscopes! Plan eyepieces and finite color-corrected achromatic objective lenses. The coaxial focus knobs put both coarse and fine focus control together for increased precision and ease of use. The large mechanical stage can hold two slides for effortless comparisons. Graduations on the stage and coaxial control of the mechanical stage make precision measurements possible at all magnification levels. Adjustable LED light level, iris diaphragm and 1.25 N.A. ABBE condenser combine for high resolution and contrast.
MS1124 | $498.95
Air Pollution and Allergens Multimedia Microscope Slide Instructor Package
The multimedia microscope slide packages for air pollution and allergens come in a special cardboard box with an explanatory brochure and plastic box of the following 6 microscope slides:
• Asbestos powder (cancerogenous)
• Dust mite from a living room
• Mixed house dust
• Pollen grains of different conifers
• Pollen grains of different kinds of grass • Spores of different fungi
ML1522 | $65.70
Student Laboratory Kit
Introduce students to air and water pollutants using this comprehensive, hands-on kit. Students will gain a deeper understanding of air quality by performing valuable experiments to detect smoke, particulate materials and acidic gases in air. Safe and easy tablet-type tests are used to explore critical water factors, such as pH, phosphate and ammonia. Kit includes detailed background information, complete instructions and reproducible student handouts.
AB1133 | $81.75
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FLINN SCIENTIFIC I
AIR POLLUTION