corrosion-resistant metal but struggled to produce malleable platinum from the ore. in , swedish scientist henrik scheffer discovered that grains of the platinum ore could be fused into malleable platinum by heating them in the presence of arsenic, and subsequent refinement of this process enabled the...
electric kettle gk is a kitchen appliances equipment under the brand geepas electronics. add to wish list more information product features capacity : litre power (watt) : w- w automatic switch off : yes litre double layer body with high quality plastic ° cordless base safe automatic lid-opening feature water...
electric kettle gk is a kitchen appliances equipment under the brand geepas electronics. add to wish list more information product features capacity : litre power (watt) : w- w automatic switch off : yes litre double layer body with high quality plastic ° cordless base safe automatic lid-opening feature water...
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point °cat mmhg molecular weight flash point °c transport information appearance safety moderately toxic by inhalation and skin contact. low toxicity by ingestion. when heated to decomposition it emits toxic vapors of br−. risk codes - molecular structure hazard symbols moderately toxic by inhalation...
with them has led to their replacement by safer alternatives for some applications. the deadly properties of arsenic have even been weaponized--a number of chemical agents used in the first world war were arsenic compounds, and agent blue, one of the "rainbow herbicides" used in the vietnam war, was...
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spearhead behaviour change programmes on handwashing, improved sanitation and safe drinking water respectively across india. our efforts in the area of health and hygiene have so far reached over million people in india. reducing diarrhoeal and respiratory disease through handwashing related links suvidha...