Anti-contrail Measures
Military aircraft take precautions to avoid contrails which greatly enhance visual detection ranges, including choice of altitude.
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Famous quotes containing the word measures:
“Those who, while they disapprove of the character and measures of a government, yield to it their allegiance and support are undoubtedly its most conscientious supporters, and so frequently the most serious obstacles to reform.”
—Henry David Thoreau (1817–1862)
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