Chemical Engineering Notebook

Minié Ball: The Minié ball is a lead, conical bullet with three exterior grooves and a hollow base. It was the first bullet to accommodate the rifling of gun barrels which significantly increased range and accuracy—just in time for the American Civil War....

You can finally take notes, write fan fiction, or doodle where traditional ballpoint pins cannot! Thanks to its pressurized ink cartridge, this pen can write: at any angle in zero gravity underwater in extreme hot or cold temperatures  through grease...

A UNIQUE GIFT FOR ANYONE INTERESTED IN SCIENCE  This collection contains some of the most amazing items we've featured in our monthly Matter boxes—including prehistoric fossils, a rock from outer space, naturally formed crystals, human engineered materials, and more. The total...

These quality women's socks are made with a double welted cuff and reinforced heel and toe making it easy for you to look, feel, and be your best self! We have an array of scientific women's socks that will brighten everyone's...

Set of 10 cubes of various materials to compare densities.    Materials come in a blue plastic case. Cubes are all 1" (25.4 mm)   Materials included: Copper (8.85 g/cc) Brass (8.4 g/cc) Steel (7.8 g/cc) Aluminum (2.7 g/cc) PVC...