Quality Assurance vs. Quality Control. Quality Assurance and Quality Control are two very closely related concepts and because of that close relationship they are often confused and one is inappropriately used as a substitute for the other. Quality Assurance is a process focused concept, where the processes are put in place to ensure ...
Cow's Milk is the Cruellest Drink: A Case for the Vegan Option Continued. 04/10/2012 15:16 | Updated 04 December 2012. Milk is only in constant supply if dairy cows give birth to a calf every year. This means they are pregnant for most of their lives.
Why does milk turn sour? Milk contains many bacteria which are not harmful for human beings. One of which gives milk sweet characteristic and the other gives it sour characteristic sweet one works more efficiently under the cold condition and sour one works more efficiently in warm conditions.