
Diesel isn’t able to form < 30 nm particles. That’s why < Cat 4 vehicles in Diesel are banned from the Cities. They must be full of Petrol Cars because they must be very poisonous.

Diesel isn’t able to form < 30 nm particles. That’s why < Cat 4 vehicles in Diesel are banned from the Cities. They must be full of Petrol Cars because they must be very poisonous.