9.1 nanogram a megatonne

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8.6 nanogram a megatonne 8.7 nanogram a megatonne 8.8 nanogram a megatonne 8.9 nanogram a megatonne 9 nanogram a megatonne 9.1 nanogram a megatonne 9.2 nanogram a megatonne 9.3 nanogram a megatonne 9.4 nanogram a megatonne 9.5 nanogram a megatonne 9.6 nanogram a megatonne

1.5 nanogram a megatonne 7.4 nanogram a megatonne 4.3 nanogram a megatonne 8.7 nanogram a megatonne 8.8 nanogram a megatonne 5.6 nanogram a megatonne 7.6 nanogram a megatonne 6.4 nanogram a megatonne 0.1 nanogram a megatonne 7.6 nanogram a megatonne

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