Correction for the size of a Blood Donation

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How big is 30 tablespoons?

It's about nine-tenths as big as a Blood Donation

The size of a Blood Donation is about 30 tablespoons.

(American Red Cross donation volume)

The typical donation amount when giving blood is about 30 tablespoons. Donated quantities of blood typically have a viable shelf life of about 42 days.

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http://www.redcrossblood.org/learn-about-blood/blood-facts-and-statistics#donation-process 

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Citations

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APA Style (7th Ed.)

The Measure of Things. (2025). Correction for the size of a Blood Donation. Retrieved July 9, 2025 from www.themeasureofthings.com/correction.php?comp=volume&unit=tbsp&amt=30&i=524

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MLA Style (8th Ed.)

"Correction for the size of a Blood Donation" The Measure of Things, 2025, www.themeasureofthings.com/correction.php?comp=volume&unit=tbsp&amt=30&i=524. Accessed 9 Jul 2025.

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Chicago Style (17th Ed.)

"Correction for the size of a Blood Donation." The Measure of Things. 2025. https://www.themeasureofthings.com/correction.php?comp=volume&unit=tbsp&amt=30&i=524.

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