Cause Effect Essays. 1  Examine why something has happened or exists. 2  Speculate about what caused the situation. 3  Examine the results of an event, choice, or situation. 4  Trace the start of a situation to a discussion of its results.
Since 1990, the Food and Drug Administration (FDA) has required that medical device manufacturers that want to market certain categories of medical devices in the USA follow Design Control requirements (21 CFR 820.30). Clear documentation of the entire process in a design history file or DHF.
Design Web Format. DWF redirects here. For the British law firm, see DWF LLP. Design Web Format (DWF) is a secure file format developed by Autodesk for the efficient distribution and communication of rich design data to anyone who needs to view, review, or print design files.