This week, emergency services up and down the country are pledging their support for the ‘ground-breaking’ technology which has been credited with saving thousands of lives across the UK. #KnowExactlyWhere, which launches today, calls for the public to download the free location app – so they’re ready to give a what3words address in the event of an emergency. Welsh Ambulance Service has used what3words for the most serious and urgent emergency calls to remote locations and is now urging locals…