Then we compared our results with any non-GMO-related claims. Find a list of all the products we tested in our full report. Genetically modified corn and soy are used in a wide variety of foods. Nearly all of the samples we tested of the products that did not make any non-GMO-related claim on the package did, in fact, contain substantial amounts of genetically modified corn or soy.
Below are the types of water filtration media stocked and distributed by Nalco PTS: 1  Anthracite Filter Coal, AnthrafiltÂ® is commonly used as sub-fill and as a component of multi-media filters. 2  Filter Sand and Gravel is also called Torpedo Sand/Coarse Sand/Support Gravel/Filter Gravel/Pea Gravel.
There are many types of culture media, which is food that microbes can live on. Two major sub types of media are complex and synthetic medias, known as undefined and defined media. An undefined medium has some complex ingredients, such as yeast extract or casein hydrolysate, which consist of a mixture of many, many chemical species in unknown proportions.