PLUMBAGO or Graphite Preparation PLUMBAGO (from Lat. plumbum, lead), a name frequently applied to graphite, “Miniran” in sinhala Languge. When Chemistry was in its early days and the graphite was thought to be a form of lead. Because of this, it was called “plumbago” (Latin for “acts like lead”). The black core of pencils is […]
Baling cinnamon in Sri Lanka Late 1800s Showing five workers tying cinnamon cane into cylindrical bundles was destined for export. Photograph by W L H Skeen and Co Sri Lanka is the world’s largest producer of cinnamon, accounting for about 65% to 70% of global production. The remaining supply comes from countries like Seychelles, Madagascar, […]