With the combined weight of the blade and the mouton (a metal weight), the guillotine can cut through the neck in 0.005 seconds. Expert craftsmen, such as carpenters, metal workers, and blacksmiths, made parts of the guillotine separately and then others assembled the parts at the site of the execution.
An introduction to NuGet. An essential tool for any modern development platform is a mechanism through which developers can create, share, and consume useful libraries and packages. For .NET, that mechanism is NuGet, which defines how packages for .NET are created, hosted, and consumed, and provides the tools for each of those roles.
Nuffield Primary Science is a set of curriculum materials published by Collins in 1995. The materials are now out of print but are still widely available in school and college libraries. You can also download the materials from the National STEM Centre archive.