(Carbon films) can be amorphous.Logical formLearned from15 sentences. Some allotropes can be constituted-of-or-filled-with carbon.Logical formLearned from15 sentences. (Carbon dioxide levels) can be in blood.Logical formLearned from15 sentences. Organic carbons can be volatile.Logical formLearned from15 sentences. A (carbon burial) can be organic.Logical formLearned from15 sentences. Carbon may undergo a combustion.Logical formLearned from15 sentences. An array can be constituted-of-or-filled-with (carbon nanotubes).Logical formLearned from15 sentences. (Carbon dioxide) may undergo an elimination.Logical formLearned from15 sentences. (Carbon dioxide) may be absorbed.Logical formLearned from15 sentences. Fossil fuels may release (carbon dioxide).Logical formLearned from15 sentences. A (carbon dioxide) can be radioactive.Logical formLearned from15 sentences. (Carbon markets) can be international.Logical formLearned from15 sentences. A (carbon sink) may pertain-to a country.Logical formLearned from15 sentences. Humans may release (carbon dioxide).Logical formLearned from15 sentences. Bubbles can be constituted-of-or-filled-with (carbon dioxide).Logical formLearned from15 sentences.