8 pieces / discontinued fractional distillation of the physical experiment with

Description: Demonstrate the process of fractionation of petroleum Include the specimens of petroleum, gasoline, kerosene, heavy oil, oil, lubricating oil, asphalt and vaseline Great collection gift for adult, also a great educational toy for kids A fantastic addition to any science classroom, great teaching tool for school Material: Plastic Size Chart: Size(L x W x H): Approx. 23 x 17 x 3 cm/ 9 x 5.5 x 1.2 inch Package Includes: 1 x Petroleum Specimen Note: Due to the manual measurement, please allow 1-2mm differences in size Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand

Petroleum Nature Specimen School Teaching Aids Chemistry Science Classroom Specimens