Universe II Poster Sized Chart, 30 x 21 Inch, The poster sized chart is good fit for bulletin boards and walls, Illustrates major stages in the evolution of the universe starting with the Big Bang, Provides a summary of modern cosmology
Universe II Large Sized Chart, 59 x 42 Inch, The poster sized chart is good fit for bulletin boards and walls, Illustrates major stages in the evolution of the universe starting with the Big Bang, Provides a summary of modern cosmology
Handheld Fluorimeter for Heavy Metals, and Case, One-button push for metals detection and analysis, Usable heavy metals data available quickly, platform centric portable device for heavy metals testing for drinking water and industrial water supplies.