A microkernel implements all drivers as user-space programs, and implements core features like IPC in the kernel itself. A monolithic kernel, however, implements the drivers as a part of the kernel...
You will often hear the term *china* and/or *porcelain* used interchangeably to refer to many types of tableware, but there are major differences between fine bone china and porcelain. What are they? Fine bone china is translucent, its clay body is white and, while still strong, it is more fragile than porcelain.
These numbers can oftentimes help to identify the manufacturer and date. To tell the difference between porcelain and pottery (aside from the translucency test) run your finger over the unglazed footrim or bottom of the item, if it is porcelain it should have a glassy feel and be white in color.