GB/T 29053-2012Basic terminology of dust and poison control (English PDF)

2.1 Dust

Can be suspended for a long time in the air of solid particles.

2.2 Fibrous dust

Natural or synthetic fibrous fine filament dust.

2.3 Free silica

freesilicondioxide

Silica alone present in crystalline state.

2.4 Aerosol

A liquid substance having a size of 10-3 cm to 10-7 cm or a solid small particle as a dispersed phase, a sol substance dispersed in a gaseous medium such as smoke or fog.

2.5 Total dust

The test technique is used to collect and measure all dust in the respiratory zone by standard method using a total dust sampler.

2.6 Smoke fume

An aerosol dispersed in air with solid particles of less than 0.1 µm in diameter.

2.7 Fly ash

With the combustion of fuel generated by the exhaust emissions of finer ash.

2.8 Smoke and smoke

High temperature decomposition or combustion generated when the particle size range is generally 0.01µm ~ 1µm visible aerosol.

2.9 Mist

Dustproof anti-virus technology refers to the process by the liquid droplets dispersed in the air cooling, condensation and the formation of, and by the formation of liquid gas

Sol - gel.

2.10 Inorganic powder

Including mineral dust, metal dust and artificial inorganic dust and so on.