How many things did Maria Beasley invent?
Body: I. Maria Beasley lived the life as a businessperson. She was born in Philadelphia who had fourteen different patents.
What is a life raft used for?
A rigid or inflatable raft designed to hold people abandoning ship. Liferafts are required as a back-up to lifeboats and in some small ships are allowed in lieu of lifeboats. Davit-launched liferafts or throwover inflatable liferafts are in use.