Particles example sentences

The end product of this breaking down is the fine particles of soil.Ammonium salts are also formed and can be seen as an atmospheric haze (aerosol of fine particles).Particulates pollutants are the minute solid particles or liquid droplets in air.Dust is composed of fine solid particles (over 1?m in diameter), produced during crushing, grinding and attribution of solid materials.These are present in vehicle emissions, smoke particles from fires, dust particles and ash from industries.Power plants give out tiny ash particles which also pollute the atmosphere.Particulate pollutants bigger than 5 microns are likely to lodge in the nasal passage, whereas particles of about 0 micron enter into lungs easily.This condensation of water is facilitated if some particles could act as the 'nucleus' for these drops to form around.These suspended particles could be unburnt carbon particles or substances called hydrocarbons.Since the electrons are shared between atoms and no charged particles are formed, such covalent compounds are generally poor conductors of electricity.Thus, the topmost layer of the soil that contains humus and living organisms in addition to the soil particles is called the topsoil.Oxides of nitrogen and sulphur which are acidic in nature can be blown by wind along with solid particles in the atmosphere and finally settle down either on the ground as dry deposition or in water, fog and snow as wet deposition.The combustion of fossil fuels also increases the amount of suspended particles in air.The type of soil is decided by the average size of particles found in it and the quality of the soil is decided by the amount of humus and the microscopic organisms found in it.The fine particles of soil may be carried away by flowing water or wind.