While it is possible to get worm densities up to as much as 20 kg/m 2 or 4 lbs per square foot (Edwards, 1999), the most common densities for vermicomposting are between 5 and 10 kg/m 2 (1 to 2 lbs per ft 2).
A massive open online course (MOOC) is a model for delivering learning content online to any person who wants to take a course, with no limit on attendance. A short video about MOOCs and the connected age. Recent Spotlight.
In six sigma, SIPOC is often used in the Define phase of DMAIC steps, as it helps clearly understand the purpose and the scope of a process. SIPOC shorts for suppliers, inputs, process, outputs and customers. As it is always completed by the sequence of process, outputs, customers, inputs, suppliers, sometimes it can also be known as POCIS diagram. The SIPOC is a vital component to a process map.