**4.10 Microbiological examination of fruit juices and other soft drinks**

Main soft drink is water. These beverages may be classified as follows.


Mineral water including carbonic acid is microbiologically safe water. They lat for a long time. Some microorganisms may exist in them.

As fruit juices are acidic and sugared foods; yeasts, molds and milk acid bacteria cause spoiling. Microbiological spoiling in fruit juice concentrates is very less. Abovementioned microorganisms also spoil concentrates. Yeasts (Candida saccharomyces, torolopsis species), milk acid bacteria (leuconostoc, lactobacillus species) in lemonades, sodas and cokes cause spoiling.

Examination of the samples are performed according to the following steps. PROCESS

