The 1918 flu pandemic, commonly referred to as the Spanish flu, was a category 5 influenza pandemic caused by an unusually severe and deadly Influenza A virus strain of subtype H1N1.
Project Lead The Way (PLTW) is an American nonprofit organization that develops STEM curricula for use by US elementary, middle, and high schools.
First pass yield (FPY) , also known as throughput yield (TPY) , is defined as the number of units coming out of a process divided by the number of units going into that process over a specified period of time.