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Laboratory-Safety-Contract-2
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laboratory safety contract Rules for the Science Laboratories and Classrooms The science laboratory is a place of discovery and investigation. One of the first things students discover is that learning in a laboratory is an exciting experience. Th...
Element of Month Helium
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1 All About Elements: Helium https://wardsci.com/store wardsci.com | 800-962-2660 2 3 Fun Facts About…Helium 1. Helium is the second most abundant ele- ment after hydrogen in the universe and solar system. Approximately 11.3% of all atoms in the u...