Kimberlite tailings for the presence of total arsenic. The arsenic contamination of groundwater was found to be location specific in North 24-Parganas district. The maximum arsenic concentration at certain places was found to be many folds more than the WHO recommended limits. The treatment of arsenic contaminated water samples with kimberlite tailings showed 90-94% removal in 12 hours. The present study can be used as a basis for designing and developing filter columns, which can be attached to the tube wells for low cost and effective removal of arsenic. Kimberlite tailings Kimberlite tailings are waste materials left after the recovery of diamond
Charlotte Sometimes (novel) Charlotte Sometimes (novel) Charlotte Sometimes is a children's novel by the English writer Penelope Farmer, published in 1969 by Chatto & Windus in the UK, and by Harcourt in the United States. It is the third and best known of three books featuring the Makepeace sisters, Charlotte and Emma. The three are sometimes known as the "Aviary Hall" books. "Charlotte Sometimes" inspired the song of the same name by the English rock band, The Cure. The story centres on a girl called Charlotte, who not long after starting at a boarding school, finds she has travelled mysteriously back more than