Archive for the ‘chemical’ Category

The solar lights on my property have been dim or have been completely off at night.  Maintenance can be done on these lamps to get them working again.

LED light maintenance

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Make Your Own Air Battery


The video below shows three different electrolytes for a cell.  Which electrolyte will be the best, producing the most voltage and current?

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Making a waffle out of sodium acetate trihydrate. This is the same stuff that makes up “hot ice” and heating pads.

How is the liquid made?

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Acid can release electricity from metal.  What is an easy-to-find source of acid?   Tomatoes!

What kind of tomato is best?

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Many people have tried adding Mentos to Diet Coke for a fun explosion of foam. Does only Diet Coke work or can another beverage work as well? Could Diet Pepsi work with Mentos to make an eruption?

My two kids were interested in the experiment, so for fun, we tried making our own volcano with Mentos and Diet Pepsi. It works!

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We wanted to see how isopropyl alcohol vapor burns. The video below shows a few of our burns.

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