Before agar, microbiologists had experimented with other foodstuffs as microbial media. They turned to substances rich in the starches, proteins, sugars, fats, and minerals that organisms need for growth, testing with broths, bread, potatoes, polenta, egg whites, coagulated blood serums, and gelatine. However, none worked particularly well: all were easily broken down by heat and microbial enzymes, and their surface, once colonized, became mushy and unsuitable for isolating microbes.
suggestions may not always be accurate or appropriate
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Beagle Bros’ tools were fantastic. They literally let you do the (allegedly) impossible, like change the names of operating system commands. And they always packed the disks full with extra stuff. Demos of their other products, and strange graphics hacks that existed for no reason other than the fact that they were cool, and because there was spare room on the disk. Beagle Bros. had a lot to do with why I ever wanted to learn programming in the first place. […]