The influence of trainrunningspeed, wheel-railfrictioncoefficient, vehicleload, trackgeometricirregularity, partlyload, gauge and the shapeofwheeltreadon derailment was emphasized.
"After years of Silvio Berlusconi, voters need a rest, " says Beppe Severigni, an Italian journalist who spoke to CNN during an 11-day train journey across the country to gauge voters' moods ahead of the election.
We must improve and accelerate science and chemistry education, train today the chemists of tomorrow and enable everyone to understand chemical processes and gauge their impact.