Sentence examples for contained about two from inspiring English sources

Judging from photos of the Dubai bomb, Dr. Oxley estimated that the printer cartridge contained about two pounds of PETN.

Experts have said the letter sent to Senator Tom Daschle contained about two grams of anthrax spores -- a small amount, but enough, if distributed with high efficiency, to infect millions of people.

Each of these public libraries contained about two and half million 17 bp tags.

Tumour epithelial cells contained about two times higher levels of TGF-beta2 and TGF-beta3 mRNA than normal epithelial cells.

On average, the yeasts contained one third of the percentage of coiled-coils present in vertebrate genomes with domains longer than 100 and longer than 250 residues (37% and 35%, respectively), whereas invertebrates contained about two thirds (60%and73%3%, respectively).

Wagner's last opera, "Parsifal," contains about four and a quarter hours of music.

Each contains about three trillion cubic feet of gas reserves — about what Britain consumes in a year.

Each bulb contains about four milligrams of mercury, compared with 500 milligrams in old-style glass thermometers.

The protein 392 amino acids in length contains about eighty CTL-epitopes, many of which are overlapping and are totally restricted by ten different HLA class I molecules.

The drop contained about six trillion snippets of DNA.

Each sample contained about one million bacteria, not one billion.