Thus it was the interplay of these economic, political, and social factors and forces that led to the scramble for Africa and the frenzied attempts by European commercial, military, and political agents to declare and establish a stake in different parts of the continent through inter-imperialist commercial competition, the declaration of exclusive claims to particular territories for trade, the imposition of tariffs against other European traders, and claims to exclusive control of ...
As general advice: RoofCoatingScam does not recommend regular roof cleaning just for the sake of improving the appearance of the roof. Foot traffic can damage roof tiles so we only recommend roof cleaning/de-mossing when it is absolutely necessary, ie when the moss is preventing water from draining off the roof.
TSP in a roof cleaning solution has many benefits and should never be skipped, here are just a few. Thickens the solution, allowing much more dwell time on the roof surface, allowing for the use of weaker bleach ratioâs. Has tremendous cleaning powers itself and is safe to use with bleach. Water soluble and will easily rinse off with garden hose pressure or rain.