Reports

Biochemistry at 100°C: Explosive Secretory Discharge of Bombardier Beetles (Brachinus)

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Science  04 Jul 1969:
Vol. 165, Issue 3888, pp. 61-63
DOI: 10.1126/science.165.3888.61

Abstract

The defensive chemical spray of bombardier beetles is ejected at 100°C, with a heat content of about 0.2 calorie per milligram.

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