Sid, a minor, buys a car from tony, an adult. this contract can be disaffirmed by

This contract may be disaffirmed or rescinded under the infancy doctrine which states that a minor can rescind the contract that was made with an adult. A minor can do this by doing it in writing, but the contract can also be disaffirmed due to the minor’s conduct or verbally.  

ever since wwii tmthey always did hated each other.

the density would be a smaller number.