| As regards security expenditure the study revealed that in 2002, prior to the entry into force of the European regulations, total security related expenditure for the 18 states was between 2.5 and 3.6 billon euros. |
| The falling value of the Scottish currency derived in part from the practice of mixing silver with alloy to produce the base metal billon. |
| When the population got to 2.8 billion, 3 billion, 4 billon, it was about the same. |
| The same result could be got by taking the billon money of Florence and calculating from its silver contents. |
| The Earth was born in the Sun's plasma and was put by the Sun into the circumsolar orbit more than 4 billon years ago. |
| The billon coinage was discontinued after 1603, but twopence pieces in copper called hardheads, bodles, or turners continued to be issued until the Act of Union. |
