fractional distillation
Units-of-production method.
The most common methods are:shake and bakenazi method/cold cookred phosphorus methodP2P methodIodine methoddouble pot method
some antibiotics can be expensive depending on what it is
In 1886, Charles M. Hall perfected the Hall Process, A practical method for producing aluminum cheaply and in commercial quantities.
Developed a less expensive method of production.
The method that Henry Ford pioneered, that resulted in a new and less expensive way to manufacture cars, is mass production by means of an assembly line technique.
Aluminum is difficult to extract and purify. It was forst discovered in 1808 but a commercial method of production was only developed in the 1880's.
The Production Budget for A Dangerous Method was $20,000,000.
Having a high error rate. You would be spending money but creating no value from the expenditure.
some local feeds for commercial feeds for chicken that requires simple method of preparation.
Henry Ford invented the assembly-line method of production
Units of production method.