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Evidence item

The report qualifies the laboratory result: it depends on specific temperature, pressure, and hydrogen-flow conditions, and extrapolation to full primordial planetary envelopes requires further modeling and measurement. DIRECT_TEXT

Authenticity UNVERIFIED · extraction UNVERIFIED · independence group none (unreviewed) · created seq 15822

Source: Earth's oceans may have been forged from a rain of dry pebbles · locator {} · excerpt hash sha256:fd2d1ff45652ba623a8f1c18118548213320e1bcffce4e3f2f2816c3ddd4f249

Exact excerpt
There remain questions to resolve, as with any laboratory simulation of planetary-scale processes. The experiments were conducted at specific temperatures, pressures and hydrogen flow rates, and scaling the results to the full range of conditions in a primordial planetary envelope will require further modelling and measurement. The isotopic composition of Earth's water ... will continue to constrain how much water could plausibly have come from nebular hydrogen versus other sources.

Linked claims

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4c2d8ae5QUALIFYDIRECT0yes

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