Essentially the marker version of eyeliner, liquid liner in felt-tip pen form offers a firm applicator that helps create clean lines.
—
Marci Robin,
Allure,
24 July 2026
Researchers are studying new liquid hydrocarbon chemistries that could improve fuel economy, reduce harmful aromatics, improve local air quality near airports, and limit contrail formation.
—
Aamir Khollam,
Interesting Engineering,
24 July 2026
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