At the dentist today,
Noticing my clenched fists
And arched back,
When she asked, "Does that hurt?"
And I thought,
Are these my teeth hurting?
In supernova explosions,
Calcium is formed from the reaction of carbon
With various numbers of alpha particles.
So what did I have to complain about?
http://en.wikipedia.org/wiki/Calcium
http://www.scielo.br/pdf/bjp/v35n3b/a10v353b.pdf
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