Did You Know Facts on Instagram: "Most People Don’t Know This (But They Should) Human Blood Can Replace Engine Oil From a purely mechanical standpoint, human blood has properties that overlap with industrial lubricants. It has viscosity, contains iron-rich compounds, and can reduce friction between moving parts. Engineers and researchers have demonstrated that, in theory, blood could act as a temporary lubricant in small engines or mechanical systems under controlled conditions. This doesn’t mea

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