If a crystal of a coloured chemical, eg potassium manganate(VII), is placed in water, the particles spread out and mix with the water particles. The concentration gradient The greater the ...

Method for predicting hazard distance after CO₂ leakage based on full-size burst test and concentration diffusion modeling Peer-Reviewed Publication KeAi Communications Co., Ltd.

The passive sampler is a simple, cheap device, which is independent of power supply. The present study deals with fortnightly measurements of NO2 concentration at nine sites along northwest and ...