Engine oil manufacturer Castrol has partnered with TomTom to study the impact of stop-start driving patterns across the world. The study will uncover the traffic conditions in fifty key cities and regions around the globe, including New York, Sydney, Beijing, Bangkok, Jakarta, Kuala Lumpur, Moscow, Rio de Janeiro, London, Istanbul and Hong Kong. The report published by Castrol and TomTom in September 2013. Castrol’s studies already show that drivers can experience as many as 18,000 stop-starts every year.