http://www.yorkshireeveningpost.co.uk/latest-national-news/McCanns-offer-to-take-lie.3220922.jp
"The car was also used on a daily basis to transport bag-loads of household waste including her younger siblings Sean and Amelie's nappies.
The couple believe its use as a "dumper truck" ferrying rotting meat, chicken carcasses and food scraps to nearby bins during the summer could also explain the excited reaction of specialist sniffer dogs when shown the car last month as part of a review of the case."
Don't we all put rotting meat, chicken carcasses and food scraps in our cars? I'm sure they fit them around the dirty nappies.