ENVS 149 Spills the Beans

more beans

bean counter in action

┬áJon saved one of the most fun labs of the semester for the week before spring break. Over the past week our students have grown beans and tried to poison them with various compounds. Some samples clearly didn’t look so good any more.

So, what did we learn this week?
1. Sparkleen soap is not very good at killing beans. methanol does much better.results

2. Error bars are a pain in the – you know what – to produce in Excel.
beans about to be spilledKyaw counting beans

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