Barium is an element, derived primarily from the mineral barite, and used as a heavy additive in oil-well-drilling mud, paints, rubber, plastic and paper; production of barium chemicals; and glass manufacturing.
Rainfall/ Precipitation in Edinburgh, Scotland, Uk. 1  Edinburgh, Scotland is entrusted with on average 668 mm (26.3 in) of rainfall per year, or 55.7 mm (2.2 in) per month. Edinburgh, Scotland is entrusted with on average 668 mm (26.3 in) of rainfall per year, or 55.7 mm (2.2 in) per month.
Johannesburg normally receives about 604mm of rain per year, with most rainfall occuring during summer. The chart below (lower left) shows the average rainfall values for Johannesburg per month.