SortStack #2492 — 2033-04-05

By weight · Order from lightest to heaviest.

1. A single drop of water 50 mg

   Pharmacists standardized the 'drop' centuries ago: twenty drops make roughly one milliliter.

2. A standard steel paperclip 1 g

   During WWII, Norwegians wore paperclips on their lapels as a quiet symbol of resistance against occupation.

3. A modern US penny 2.5 g

   Pennies have been mostly zinc since 1982 — only the thin outer coating is actually copper.

4. An official MLB baseball 145 g

   Every game ball is hand-rubbed with mud from a secret spot on a New Jersey riverbank to take off the factory gloss.

5. The Statue of Liberty 204 t

   Her copper skin is only about as thick as two pennies; the green color is a patina that took roughly 30 years to develop.

6. The Burj Khalifa in Dubai 500K t

   The world's tallest building is tall enough to watch the sunset at the base, ride the elevator up, and watch it set again.

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