but reckoning hausen police don't say why a retread wouldn't be up to the job. we travel to the northern german state dime to one of germany's few independent tire testing laboratories we have an appointment with an expert. on. people in the police interacting halls and say they can't use retreads because they don't meet their eyes specifications can that be true kind of. snow we've been testing new tires for decades now all of a retread is produced from a high quality worn tire then it will match the performance of a new tire. that it included and the police of the public in general should consider the environmental and financial arguments in favor of retreads it's all different he said. of any thoughts or does it. nowadays we can definitely say that modern retread plants in europe has so advanced that their products can compete with new tires since a lot it does doesn't it get involved i. want to be. i decide to go for retreads this time and i wonder how my workshop will respond 1st of all the tires have to be balanced. 3030 what does that mean that basically