1.   This branch of thermodynamics applies the laws of statistics to component microscopic particles.

2.   Grazing cattle and sheep eat contaminated grass and plants, while fish eat plankton that has already consumed dioxin-covered microscopic particles.

3.   A fine dust of microscopic particles from plants is what triggers allergic reactions.

4.   Carried on an Army Humvee all-terrain vehicle, the system continuously samples the air for microscopic particles of biological agents.

5.   Each window has a thin layer of microscopic particles sandwiched between plastic panes to block or admit light in response to an electric charge.

6.   For instance, he said, the microscopic particles of an infective mist had to be just the right size to penetrate deep into human lungs and start infections.

7.   From the air or street level, they nightly have saturated the atmosphere with microscopic particles of the poison.

8.   He has silicosis, a progressive and incurable lung disease caused by the inhalation of microscopic particles of silica, or sand.

9.   In the second, microscopic particles hitting the spacecraft are vaporized into a hot, electrically charged gas that can short-circuit computer chips and circuits.