Martin Martens (1797-1863) was a Belgian chemist and botanist who studied the oxychlorides obtained by the action of chlorides on metal oxides, and the theory regarding their formation.Chlorine decomposed calcium chloride at a temperature below 200 oC and calcium hydroxide at a lower temperature.In the presence of water the bleaching compounds gene
A socksmith santa cruz new annular lift fan configuration that has very high lift efficiency is explored by using a numerical scheme.The inlet lip radius and diffuser angle are maximized by semicircle duct walls and the location of the lift fan is moved from the throat to the diffuser area to maximize the diffusion effect of the ducted fan.The impr
Sick building syndrome (SBS) is a term used to describe situation in building when more than 30% of occupants suffer from various symptoms which tend to increase by severity during the time people spend in "sick" building and disappear when they leave the building.Typical cases of SBS report vague symptoms, which cannot be objectively measured, and
Anticipating changes in hurricane intensity can be challenging in data sparse regions of the North Atlantic Ocean.Hyperspectral infrared retrieved profiles have the potential to provide a stuart products emcelle tocopherol wealth of information about the vertical structure of thermodynamic characteristics of the atmosphere such as temperature and m