As a prequel to our wildly popular article on How to Re-inflate Tennis Balls, we now look at how to blow up a balloon. This will be especially beneficial for our readers under the age of seven, but it will serve as a good “refresher” for our older readers, who will also learn some of […]
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“The original design was a saturated cadmium cell producing a convenient 1.018638 Volt reference and had the advantage of having a lower temperature coefficient than the previously used Clark cell” (https://en.wikipedia.org/wiki/Weston_cell#Characteristics; 7 Jan 2015).