The amphibians' saliva is what's known as a "shear-thinning fluid," like ketchup—sometimes thick, sometimes thin and flowing. Christopher Intagliata reports.
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Nov 2025
Why your blood should flow like ketchup | Sean Farrington
Your blood should have more in common with ketchup than just color, says chemical engineer Sean Farrington. Demonstrating the flow of everyday products like shampoo, peanut butter and ketchup, he makes the case for expanding the use of blood viscosity as a medical diagnostic, muc ... Show More
11m 24s