Chemistry Day Picture Page 2

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University Grad student shows how after a bath in liquid nitrogen, the oxygen in the balloon is acually liquidified!
Pass around of the above balloon.
More experiments with liquid nitrogen. The big hit of this experiment was a tastey treat of crunchy frozen marshmallows.
Creation of green goo.
Students demostrated how many grains and pollens are very inert while in a pile, but if the particles are suspended in the air as this experiment does; the results are rather explosive.
Some preventive measures for large grain storage bins were discussed
Delicate landing of the cover.
How well do you know your chemicals? Take the test and see from the Hamline Table.


1997 Chemday Home | Picture Page 1 | Picture Page 2 | Picture Page 3 | Picture Page 4 | Picture Page 5 | Compressed Archive


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