I like to keep a tongue depresser with braided HD fishing line, electrical tape, and duct tape spooled on it. It is a handy way to carry all three.

Meds, like ibuprofren, benadryl, pepto bismol tablets, and immodium are pretty handy as well.

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The ultimate result of shielding men from the effects of folly is to fill the world with fools.
-- Herbert Spencer, English Philosopher (1820-1903)