There are three main types of metadata: â¢ Descriptive metadata describes a resource for purposes such as discovery and identification.It can include elements such as title, abstract, author, and keywords. â¢ Structural metadata indicates how compound objects are put together, for example, how pages are ordered to form chapters.â¢ Administrative metadata provides information to help manage a resource, such as when and how it was created, file type and other technical information, and who can access it. Structural metadata indicates how compound objects are put together, for example, how pages are ordered to form chapters. â¢ Administrative metadata provides information to help manage a resource, such as when and how it was created, file type and other technical information, and who can access it.
Sabinâs live-virus, oral polio vaccine (administered in drops or on a sugar cube) soon replaced Salkâs killed-virus, injectable vaccine in many parts of the world.
Maybe they use sugar cubes. 1 sugar packet = 1 sugar cube. So how much sugar is in a packet, or cube? Not every sugar packet is the same size, but almost all of the sugar packets you'll see in the United States contain 4 grams of sugar. And those 4 grams of sugar have 15 calories.That means there's 10 packets of sugar in a can of soda.And at 15 calories per packet, that means that all 150 calories are from the sugar.aybe they use sugar cubes. 1 sugar packet = 1 sugar cube. So how much sugar is in a packet, or cube? Not every sugar packet is the same size, but almost all of the sugar packets you'll see in the United States contain 4 grams of sugar. And those 4 grams of sugar have 15 calories.