2010-05-06, 02:55 AM
Swerve Wrote:Of course you're not mentioning this in reference to it being a gelling agent.
Alginate is mainly used for a gelling agent yo. O.o
![[Image: Agar_Plate.jpg]](http://upload.wikimedia.org/wikipedia/commons/6/6a/Agar_Plate.jpg)
It is used mainly for its gelling agent, adding a food substance to it makes growing cultures in petri dishes cake.
You can even add blood to it to grow other cultures that feed on blood mostly (S. Aureus, etc etc)
Spoiler


![[Image: Microbial_growth_medias_blood_agar_petri..._agars.jpg]](http://upload.wikimedia.org/wikipedia/commons/7/75/Microbial_growth_medias_blood_agar_petri_dish_and_uricult_tube_with_McConkey_and_CLED_agars.jpg)