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Test Tube Arts & Crafts Science Images Gallery
Our customers buy glass test tubes for an impressive range of arts & crafts projects. Most have little to do with science but this is [...]
Ammonia Leak Detection Methods: Test Paper & Cloth
What is Ammonia? Ammonia, also known as anhydrous ammonia, is a simple inorganic molecule with the formula NH3. Along with [...]
An Immense Mystery Older than Stonehenge
On Gobekli Tepe in Turkey, archaeologist Klaus Schmidt discovered carved stone pillars more than 11,000 years old (6,000 years older than Stonehenge). This was a [...]