Foreign travel advice of the British Foreign and Commonwealth Office
Green – See travel advice before traveling;Yellow – Advise against all but essential travel; Red – Advise against all travel.
Read more: Foreign travel advice of the British Foreign and Commonwealth OfficeCement Clinkers By Country
In the manufacture of Portland cement clinker occurs as lumps or nodules, usually 3 millimetres (0.12 in) to 25 millimetres
Read more: Cement Clinkers By CountryGlobal innovation index
Via economist.com
Read more: Global innovation indexOfficial languages mapped
Most nations have one or two official national languages. South Africa has the most significant number of official languages. In
Read more: Official languages mapped
Crude petroleum by country
The animation below starts in 1965 when the height of the Cold War – a time when it was becoming
Read more: Crude petroleum by country