Massimo
@Rainmaker1973 · Mar 31, 2023
Iodine was added to table salt in the U.S. since 1924 to reduce the incidence of goiter, an enlargement of the thyroid gland, but it had the unanticipated side effect of raising the national IQ by an average of 3.5 points [read more: buff.ly/3iTqbab]
Elon Musk
@elonmusk
That was a good add
08:01 AM · March 31, 2023 · 929.7K views
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