Science and invention in Birmingham pen nibs per week. 1915: William Mills develops the first "safe grenade" meaning it is safe for the soldier throwing it rather than his opponent. It is named the Mills bomb, and is adopted by the British Army as its standard hand grenade in 1915. 75,000,000 grenades are supplied during The Great War. 1918: Much work is carried out by Oliver Lucas's company on the design and improvement of the military search light, he also designs a signalling lamp after experiences at the Somme and the design is later used by the British Army. 1920: Charles Henry Foyle invents the
Telephone numbers in Belgium 011 in North America), followed by 32 (the country code for Belgium), then the area code minus the trunk code '0', and finally the local number. Mobile/GSM area codes always begin with 04xx and the subscriber number is six digits long. Numbers are usually provided by Mobistar (re-branded as Orange), Base, or Proximus, and more recently by Telenet as well. Each provider has a unique number assigned as the second digit in the area code: Proximus numbers begin with 047x or 0460, Base numbers with 048x, Orange numbers with 049x and Telenet numbers with 0467 and 0468. With the introduction