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Slide 1 Precious & Semi-Precious Metals Lesson objective – to be able to identify common metals and understand the different properties and uses of metal based materials…

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SURFACTANTS BASIC TERMINOLOGY Hydrophilic: A liquid/surface that has a high affinity to water. Hydrophobic: A liquid/surface that has very low affinity to water Lipophilic:…

Documents SURFACTANTS. BASIC TERMINOLOGY Hydrophilic: A liquid/surface that has a high affinity to water. ...

SURFACTANTS BASIC TERMINOLOGY Hydrophilic: A liquid/surface that has a high affinity to water. Hydrophobic: A liquid/surface that has very low affinity to water Lipophilic:…

Education Lessons in School Gardening for the SouthEast: Vegetables

1. UNITED STATES SCHOOL GARDEN ARMY II" DEPARTMENT OF THE INTERIOR GARDEN MANUAL IUSSGI , l.• • BUREAU OF EDUCA nON WASHINGTON v LESSONS IN SCHOOL-SUPERVISED GARDENING…